9987835

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 14374080

約数和(自身を除く): 4386245

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 229, 305, 671, 715, 793, 1145, 2519, 2977, 3355, 3965, 8723, 12595, 13969, 14885, 32747, 43615, 69845, 153659, 163735, 181597, 768295, 907985, 1997567, 9987835]

約数ペア:

[(1, 9987835), (5, 1997567), (11, 907985), (13, 768295), (55, 181597), (61, 163735), (65, 153659), (143, 69845), (229, 43615), (305, 32747), (671, 14885), (715, 13969), (793, 12595), (1145, 8723), (2519, 3965), (2977, 3355)]