71251965

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 127264176

約数和(自身を除く): 56012211

約数列:

[1, 3, 5, 9, 15, 45, 61, 101, 183, 257, 303, 305, 505, 549, 771, 909, 915, 1285, 1515, 2313, 2745, 3855, 4545, 6161, 11565, 15677, 18483, 25957, 30805, 47031, 55449, 77871, 78385, 92415, 129785, 141093, 233613, 235155, 277245, 389355, 705465, 1168065, 1583377, 4750131, 7916885, 14250393, 23750655, 71251965]

約数ペア:

[(1, 71251965), (3, 23750655), (5, 14250393), (9, 7916885), (15, 4750131), (45, 1583377), (61, 1168065), (101, 705465), (183, 389355), (257, 277245), (303, 235155), (305, 233613), (505, 141093), (549, 129785), (771, 92415), (909, 78385), (915, 77871), (1285, 55449), (1515, 47031), (2313, 30805), (2745, 25957), (3855, 18483), (4545, 15677), (6161, 11565)]