28571868

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61051}}^1$

素因数の和:61074

約数の個数: 36

約数和(自身を含む): 77780248

約数和(自身を除く): 49208380

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 61051, 122102, 183153, 244204, 366306, 549459, 732612, 793663, 1098918, 1587326, 2197836, 2380989, 3174652, 4761978, 7142967, 9523956, 14285934, 28571868]

約数ペア:

[(1, 28571868), (2, 14285934), (3, 9523956), (4, 7142967), (6, 4761978), (9, 3174652), (12, 2380989), (13, 2197836), (18, 1587326), (26, 1098918), (36, 793663), (39, 732612), (52, 549459), (78, 366306), (117, 244204), (156, 183153), (234, 122102), (468, 61051)]