1279897424

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{116101}}^1$

素因数の和:116175

約数の個数: 40

約数和(自身を含む): 2720966472

約数和(自身を除く): 1441069048

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 53, 104, 106, 208, 212, 424, 689, 848, 1378, 2756, 5512, 11024, 116101, 232202, 464404, 928808, 1509313, 1857616, 3018626, 6037252, 6153353, 12074504, 12306706, 24149008, 24613412, 49226824, 79993589, 98453648, 159987178, 319974356, 639948712, 1279897424]

約数ペア:

[(1, 1279897424), (2, 639948712), (4, 319974356), (8, 159987178), (13, 98453648), (16, 79993589), (26, 49226824), (52, 24613412), (53, 24149008), (104, 12306706), (106, 12074504), (208, 6153353), (212, 6037252), (424, 3018626), (689, 1857616), (848, 1509313), (1378, 928808), (2756, 464404), (5512, 232202), (11024, 116101)]