253343428

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{359}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 491944320

約数和(自身を除く): 238600892

約数列:

[1, 2, 4, 13, 26, 41, 52, 82, 164, 331, 359, 533, 662, 718, 1066, 1324, 1436, 2132, 4303, 4667, 8606, 9334, 13571, 14719, 17212, 18668, 27142, 29438, 54284, 58876, 118829, 176423, 191347, 237658, 352846, 382694, 475316, 705692, 765388, 1544777, 3089554, 4871989, 6179108, 9743978, 19487956, 63335857, 126671714, 253343428]

約数ペア:

[(1, 253343428), (2, 126671714), (4, 63335857), (13, 19487956), (26, 9743978), (41, 6179108), (52, 4871989), (82, 3089554), (164, 1544777), (331, 765388), (359, 705692), (533, 475316), (662, 382694), (718, 352846), (1066, 237658), (1324, 191347), (1436, 176423), (2132, 118829), (4303, 58876), (4667, 54284), (8606, 29438), (9334, 27142), (13571, 18668), (14719, 17212)]