28215642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1667}}^1$

素因数の和:1723

約数の個数: 64

約数和(自身を含む): 71737344

約数和(自身を除く): 43521702

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1209, 1302, 1667, 2418, 2821, 3334, 5001, 5642, 8463, 10002, 11669, 16926, 21671, 23338, 35007, 43342, 51677, 65013, 70014, 103354, 130026, 151697, 155031, 303394, 310062, 361739, 455091, 671801, 723478, 910182, 1085217, 1343602, 2015403, 2170434, 4030806, 4702607, 9405214, 14107821, 28215642]

約数ペア:

[(1, 28215642), (2, 14107821), (3, 9405214), (6, 4702607), (7, 4030806), (13, 2170434), (14, 2015403), (21, 1343602), (26, 1085217), (31, 910182), (39, 723478), (42, 671801), (62, 455091), (78, 361739), (91, 310062), (93, 303394), (182, 155031), (186, 151697), (217, 130026), (273, 103354), (403, 70014), (434, 65013), (546, 51677), (651, 43342), (806, 35007), (1209, 23338), (1302, 21671), (1667, 16926), (2418, 11669), (2821, 10002), (3334, 8463), (5001, 5642)]