1209669136

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{342101}}^1$

素因数の和:342139

約数の個数: 40

約数和(自身を含む): 2672500824

約数和(自身を除く): 1462831688

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 342101, 684202, 1368404, 2736808, 4447313, 5473616, 5815717, 8894626, 11631434, 17789252, 23262868, 35578504, 46525736, 71157008, 75604321, 93051472, 151208642, 302417284, 604834568, 1209669136]

約数ペア:

[(1, 1209669136), (2, 604834568), (4, 302417284), (8, 151208642), (13, 93051472), (16, 75604321), (17, 71157008), (26, 46525736), (34, 35578504), (52, 23262868), (68, 17789252), (104, 11631434), (136, 8894626), (208, 5815717), (221, 5473616), (272, 4447313), (442, 2736808), (884, 1368404), (1768, 684202), (3536, 342101)]