51687636

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{331}}^1$

素因数の和:382

約数の個数: 144

約数和(自身を含む): 163312128

約数和(自身を除く): 111624492

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 132, 143, 154, 156, 169, 182, 231, 273, 286, 308, 331, 338, 364, 429, 462, 507, 546, 572, 662, 676, 858, 924, 993, 1001, 1014, 1092, 1183, 1324, 1716, 1859, 1986, 2002, 2028, 2317, 2366, 3003, 3549, 3641, 3718, 3972, 4004, 4303, 4634, 4732, 5577, 6006, 6951, 7098, 7282, 7436, 8606, 9268, 10923, 11154, 12012, 12909, 13013, 13902, 14196, 14564, 17212, 21846, 22308, 25487, 25818, 26026, 27804, 30121, 39039, 43692, 47333, 50974, 51636, 52052, 55939, 60242, 76461, 78078, 90363, 94666, 101948, 111878, 120484, 141999, 152922, 156156, 167817, 180726, 189332, 223756, 283998, 305844, 331331, 335634, 361452, 391573, 567996, 615329, 662662, 671268, 783146, 993993, 1174719, 1230658, 1325324, 1566292, 1845987, 1987986, 2349438, 2461316, 3691974, 3975972, 4307303, 4698876, 7383948, 8614606, 12921909, 17229212, 25843818, 51687636]

約数ペア:

[(1, 51687636), (2, 25843818), (3, 17229212), (4, 12921909), (6, 8614606), (7, 7383948), (11, 4698876), (12, 4307303), (13, 3975972), (14, 3691974), (21, 2461316), (22, 2349438), (26, 1987986), (28, 1845987), (33, 1566292), (39, 1325324), (42, 1230658), (44, 1174719), (52, 993993), (66, 783146), (77, 671268), (78, 662662), (84, 615329), (91, 567996), (132, 391573), (143, 361452), (154, 335634), (156, 331331), (169, 305844), (182, 283998), (231, 223756), (273, 189332), (286, 180726), (308, 167817), (331, 156156), (338, 152922), (364, 141999), (429, 120484), (462, 111878), (507, 101948), (546, 94666), (572, 90363), (662, 78078), (676, 76461), (858, 60242), (924, 55939), (993, 52052), (1001, 51636), (1014, 50974), (1092, 47333), (1183, 43692), (1324, 39039), (1716, 30121), (1859, 27804), (1986, 26026), (2002, 25818), (2028, 25487), (2317, 22308), (2366, 21846), (3003, 17212), (3549, 14564), (3641, 14196), (3718, 13902), (3972, 13013), (4004, 12909), (4303, 12012), (4634, 11154), (4732, 10923), (5577, 9268), (6006, 8606), (6951, 7436), (7098, 7282)]