64026641

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 81907200

約数和(自身を除く): 17880559

約数列:

[1, 7, 17, 23, 119, 149, 157, 161, 391, 1043, 1099, 2533, 2669, 2737, 3427, 3611, 17731, 18683, 23393, 23989, 25277, 58259, 61387, 163751, 397681, 407813, 429709, 538039, 2783767, 3766273, 9146663, 64026641]

約数ペア:

[(1, 64026641), (7, 9146663), (17, 3766273), (23, 2783767), (119, 538039), (149, 429709), (157, 407813), (161, 397681), (391, 163751), (1043, 61387), (1099, 58259), (2533, 25277), (2669, 23989), (2737, 23393), (3427, 18683), (3611, 17731)]