12917008

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:332

約数の個数: 60

約数和(自身を含む): 28796148

約数和(自身を除く): 15879140

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 281, 338, 442, 562, 676, 884, 1124, 1352, 1768, 2248, 2704, 2873, 3536, 3653, 4496, 4777, 5746, 7306, 9554, 11492, 14612, 19108, 22984, 29224, 38216, 45968, 47489, 58448, 62101, 76432, 94978, 124202, 189956, 248404, 379912, 496808, 759824, 807313, 993616, 1614626, 3229252, 6458504, 12917008]

約数ペア:

[(1, 12917008), (2, 6458504), (4, 3229252), (8, 1614626), (13, 993616), (16, 807313), (17, 759824), (26, 496808), (34, 379912), (52, 248404), (68, 189956), (104, 124202), (136, 94978), (169, 76432), (208, 62101), (221, 58448), (272, 47489), (281, 45968), (338, 38216), (442, 29224), (562, 22984), (676, 19108), (884, 14612), (1124, 11492), (1352, 9554), (1768, 7306), (2248, 5746), (2704, 4777), (2873, 4496), (3536, 3653)]