257247408

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{487211}}^1$

素因数の和:487233

約数の個数: 40

約数和(自身を含む): 724971456

約数和(自身を除く): 467724048

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 487211, 974422, 1461633, 1948844, 2923266, 3897688, 5359321, 5846532, 7795376, 10718642, 11693064, 16077963, 21437284, 23386128, 32155926, 42874568, 64311852, 85749136, 128623704, 257247408]

約数ペア:

[(1, 257247408), (2, 128623704), (3, 85749136), (4, 64311852), (6, 42874568), (8, 32155926), (11, 23386128), (12, 21437284), (16, 16077963), (22, 11693064), (24, 10718642), (33, 7795376), (44, 5846532), (48, 5359321), (66, 3897688), (88, 2923266), (132, 1948844), (176, 1461633), (264, 974422), (528, 487211)]