217527992

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{659}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 463795200

約数和(自身を除く): 246267208

約数列:

[1, 2, 4, 8, 11, 22, 31, 44, 62, 88, 121, 124, 242, 248, 341, 484, 659, 682, 968, 1318, 1331, 1364, 2636, 2662, 2728, 3751, 5272, 5324, 7249, 7502, 10648, 14498, 15004, 20429, 28996, 30008, 40858, 41261, 57992, 79739, 81716, 82522, 159478, 163432, 165044, 224719, 318956, 330088, 449438, 637912, 877129, 898876, 1754258, 1797752, 2471909, 3508516, 4943818, 7017032, 9887636, 19775272, 27190999, 54381998, 108763996, 217527992]

約数ペア:

[(1, 217527992), (2, 108763996), (4, 54381998), (8, 27190999), (11, 19775272), (22, 9887636), (31, 7017032), (44, 4943818), (62, 3508516), (88, 2471909), (121, 1797752), (124, 1754258), (242, 898876), (248, 877129), (341, 637912), (484, 449438), (659, 330088), (682, 318956), (968, 224719), (1318, 165044), (1331, 163432), (1364, 159478), (2636, 82522), (2662, 81716), (2728, 79739), (3751, 57992), (5272, 41261), (5324, 40858), (7249, 30008), (7502, 28996), (10648, 20429), (14498, 15004)]