254453212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5431}}^1$

素因数の和:5518

約数の個数: 48

約数和(自身を含む): 517430592

約数和(自身を除く): 262977380

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 53, 68, 106, 212, 221, 442, 689, 884, 901, 1378, 1802, 2756, 3604, 5431, 10862, 11713, 21724, 23426, 46852, 70603, 92327, 141206, 184654, 282412, 287843, 369308, 575686, 1151372, 1200251, 2400502, 3741959, 4801004, 4893331, 7483918, 9786662, 14967836, 19573324, 63613303, 127226606, 254453212]

約数ペア:

[(1, 254453212), (2, 127226606), (4, 63613303), (13, 19573324), (17, 14967836), (26, 9786662), (34, 7483918), (52, 4893331), (53, 4801004), (68, 3741959), (106, 2400502), (212, 1200251), (221, 1151372), (442, 575686), (689, 369308), (884, 287843), (901, 282412), (1378, 184654), (1802, 141206), (2756, 92327), (3604, 70603), (5431, 46852), (10862, 23426), (11713, 21724)]