256886136

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{274451}}^1$

素因数の和:274476

約数の個数: 48

約数和(自身を含む): 749253960

約数和(自身を除く): 492367824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 274451, 548902, 823353, 1097804, 1646706, 2195608, 2470059, 3293412, 3567863, 4940118, 6586824, 7135726, 9880236, 10703589, 14271452, 19760472, 21407178, 28542904, 32110767, 42814356, 64221534, 85628712, 128443068, 256886136]

約数ペア:

[(1, 256886136), (2, 128443068), (3, 85628712), (4, 64221534), (6, 42814356), (8, 32110767), (9, 28542904), (12, 21407178), (13, 19760472), (18, 14271452), (24, 10703589), (26, 9880236), (36, 7135726), (39, 6586824), (52, 4940118), (72, 3567863), (78, 3293412), (104, 2470059), (117, 2195608), (156, 1646706), (234, 1097804), (312, 823353), (468, 548902), (936, 274451)]