212802786

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:277

約数の個数: 144

約数和(自身を含む): 569657088

約数和(自身を除く): 356854302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 43, 49, 62, 63, 86, 93, 98, 126, 129, 147, 181, 186, 217, 258, 279, 294, 301, 362, 387, 434, 441, 543, 558, 602, 651, 774, 882, 903, 1086, 1267, 1302, 1333, 1519, 1629, 1806, 1953, 2107, 2534, 2666, 2709, 3038, 3258, 3801, 3906, 3999, 4214, 4557, 5418, 5611, 6321, 7602, 7783, 7998, 8869, 9114, 9331, 11222, 11403, 11997, 12642, 13671, 15566, 16833, 17738, 18662, 18963, 22806, 23349, 23994, 26607, 27342, 27993, 33666, 37926, 39277, 46698, 50499, 53214, 54481, 55986, 65317, 70047, 78554, 79821, 83979, 100998, 108962, 117831, 130634, 140094, 159642, 163443, 167958, 195951, 235662, 241273, 274939, 326886, 353493, 381367, 391902, 482546, 490329, 549878, 587853, 706986, 723819, 762734, 824817, 980658, 1144101, 1175706, 1447638, 1649634, 1688911, 2171457, 2288202, 2474451, 3377822, 3432303, 4342914, 4948902, 5066733, 6864606, 10133466, 11822377, 15200199, 23644754, 30400398, 35467131, 70934262, 106401393, 212802786]

約数ペア:

[(1, 212802786), (2, 106401393), (3, 70934262), (6, 35467131), (7, 30400398), (9, 23644754), (14, 15200199), (18, 11822377), (21, 10133466), (31, 6864606), (42, 5066733), (43, 4948902), (49, 4342914), (62, 3432303), (63, 3377822), (86, 2474451), (93, 2288202), (98, 2171457), (126, 1688911), (129, 1649634), (147, 1447638), (181, 1175706), (186, 1144101), (217, 980658), (258, 824817), (279, 762734), (294, 723819), (301, 706986), (362, 587853), (387, 549878), (434, 490329), (441, 482546), (543, 391902), (558, 381367), (602, 353493), (651, 326886), (774, 274939), (882, 241273), (903, 235662), (1086, 195951), (1267, 167958), (1302, 163443), (1333, 159642), (1519, 140094), (1629, 130634), (1806, 117831), (1953, 108962), (2107, 100998), (2534, 83979), (2666, 79821), (2709, 78554), (3038, 70047), (3258, 65317), (3801, 55986), (3906, 54481), (3999, 53214), (4214, 50499), (4557, 46698), (5418, 39277), (5611, 37926), (6321, 33666), (7602, 27993), (7783, 27342), (7998, 26607), (8869, 23994), (9114, 23349), (9331, 22806), (11222, 18963), (11403, 18662), (11997, 17738), (12642, 16833), (13671, 15566)]