1638918684

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{9049}}^1$

素因数の和:9121

約数の個数: 120

約数和(自身を含む): 4721855600

約数和(自身を除く): 3082936916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 43, 52, 54, 78, 81, 86, 108, 117, 129, 156, 162, 172, 234, 258, 324, 351, 387, 468, 516, 559, 702, 774, 1053, 1118, 1161, 1404, 1548, 1677, 2106, 2236, 2322, 3354, 3483, 4212, 4644, 5031, 6708, 6966, 9049, 10062, 13932, 15093, 18098, 20124, 27147, 30186, 36196, 45279, 54294, 60372, 81441, 90558, 108588, 117637, 162882, 181116, 235274, 244323, 325764, 352911, 389107, 470548, 488646, 705822, 732969, 778214, 977292, 1058733, 1167321, 1411644, 1465938, 1556428, 2117466, 2334642, 2931876, 3176199, 3501963, 4234932, 4669284, 5058391, 6352398, 7003926, 9528597, 10116782, 10505889, 12704796, 14007852, 15175173, 19057194, 20233564, 21011778, 30350346, 31517667, 38114388, 42023556, 45525519, 60700692, 63035334, 91051038, 126070668, 136576557, 182102076, 273153114, 409729671, 546306228, 819459342, 1638918684]

約数ペア:

[(1, 1638918684), (2, 819459342), (3, 546306228), (4, 409729671), (6, 273153114), (9, 182102076), (12, 136576557), (13, 126070668), (18, 91051038), (26, 63035334), (27, 60700692), (36, 45525519), (39, 42023556), (43, 38114388), (52, 31517667), (54, 30350346), (78, 21011778), (81, 20233564), (86, 19057194), (108, 15175173), (117, 14007852), (129, 12704796), (156, 10505889), (162, 10116782), (172, 9528597), (234, 7003926), (258, 6352398), (324, 5058391), (351, 4669284), (387, 4234932), (468, 3501963), (516, 3176199), (559, 2931876), (702, 2334642), (774, 2117466), (1053, 1556428), (1118, 1465938), (1161, 1411644), (1404, 1167321), (1548, 1058733), (1677, 977292), (2106, 778214), (2236, 732969), (2322, 705822), (3354, 488646), (3483, 470548), (4212, 389107), (4644, 352911), (5031, 325764), (6708, 244323), (6966, 235274), (9049, 181116), (10062, 162882), (13932, 117637), (15093, 108588), (18098, 90558), (20124, 81441), (27147, 60372), (30186, 54294), (36196, 45279)]