278315520002

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{16699}}^1\times {\mathrm{4679}}^1$

素因数の和:21530

約数の個数: 32

約数和(自身を含む): 452992176000

約数和(自身を除く): 174676655998

約数列:

[1, 2, 13, 26, 137, 274, 1781, 3562, 4679, 9358, 16699, 33398, 60827, 121654, 217087, 434174, 641023, 1282046, 2287763, 4575526, 8333299, 16666598, 29740919, 59481838, 78134621, 156269242, 1015750073, 2031500146, 10704443077, 21408886154, 139157760001, 278315520002]

約数ペア:

[(1, 278315520002), (2, 139157760001), (13, 21408886154), (26, 10704443077), (137, 2031500146), (274, 1015750073), (1781, 156269242), (3562, 78134621), (4679, 59481838), (9358, 29740919), (16699, 16666598), (33398, 8333299), (60827, 4575526), (121654, 2287763), (217087, 1282046), (434174, 641023)]