278327828

素因数分解:

$2^2\times {\mathrm{149}}^1\times {\mathrm{461}}^1\times {\mathrm{1013}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 491891400

約数和(自身を除く): 213563572

約数列:

[1, 2, 4, 149, 298, 461, 596, 922, 1013, 1844, 2026, 4052, 68689, 137378, 150937, 274756, 301874, 466993, 603748, 933986, 1867972, 69581957, 139163914, 278327828]

約数ペア:

[(1, 278327828), (2, 139163914), (4, 69581957), (149, 1867972), (298, 933986), (461, 603748), (596, 466993), (922, 301874), (1013, 274756), (1844, 150937), (2026, 137378), (4052, 68689)]