218497734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:403

約数の個数: 144

約数和(自身を含む): 606587904

約数和(自身を除く): 388090170

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 169, 182, 186, 217, 234, 273, 279, 331, 338, 403, 434, 507, 546, 558, 651, 662, 806, 819, 993, 1014, 1183, 1209, 1302, 1521, 1638, 1953, 1986, 2317, 2366, 2418, 2821, 2979, 3042, 3549, 3627, 3906, 4303, 4634, 5239, 5642, 5958, 6951, 7098, 7254, 8463, 8606, 10261, 10478, 10647, 12909, 13902, 15717, 16926, 20522, 20853, 21294, 25389, 25818, 30121, 30783, 31434, 36673, 38727, 41706, 47151, 50778, 55939, 60242, 61566, 71827, 73346, 77454, 90363, 92349, 94302, 110019, 111878, 133393, 143654, 167817, 180726, 184698, 215481, 220038, 266786, 271089, 330057, 335634, 391573, 400179, 430962, 503451, 542178, 646443, 660114, 783146, 800358, 933751, 1006902, 1174719, 1200537, 1292886, 1734109, 1867502, 2349438, 2401074, 2801253, 3468218, 3524157, 5202327, 5602506, 7048314, 8403759, 10404654, 12138763, 15606981, 16807518, 24277526, 31213962, 36416289, 72832578, 109248867, 218497734]

約数ペア:

[(1, 218497734), (2, 109248867), (3, 72832578), (6, 36416289), (7, 31213962), (9, 24277526), (13, 16807518), (14, 15606981), (18, 12138763), (21, 10404654), (26, 8403759), (31, 7048314), (39, 5602506), (42, 5202327), (62, 3524157), (63, 3468218), (78, 2801253), (91, 2401074), (93, 2349438), (117, 1867502), (126, 1734109), (169, 1292886), (182, 1200537), (186, 1174719), (217, 1006902), (234, 933751), (273, 800358), (279, 783146), (331, 660114), (338, 646443), (403, 542178), (434, 503451), (507, 430962), (546, 400179), (558, 391573), (651, 335634), (662, 330057), (806, 271089), (819, 266786), (993, 220038), (1014, 215481), (1183, 184698), (1209, 180726), (1302, 167817), (1521, 143654), (1638, 133393), (1953, 111878), (1986, 110019), (2317, 94302), (2366, 92349), (2418, 90363), (2821, 77454), (2979, 73346), (3042, 71827), (3549, 61566), (3627, 60242), (3906, 55939), (4303, 50778), (4634, 47151), (5239, 41706), (5642, 38727), (5958, 36673), (6951, 31434), (7098, 30783), (7254, 30121), (8463, 25818), (8606, 25389), (10261, 21294), (10478, 20853), (10647, 20522), (12909, 16926), (13902, 15717)]