253487806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{28591}}^1$

素因数の和:28648

約数の個数: 32

約数和(自身を含む): 461131776

約数和(自身を除く): 207643970

約数列:

[1, 2, 11, 13, 22, 26, 31, 62, 143, 286, 341, 403, 682, 806, 4433, 8866, 28591, 57182, 314501, 371683, 629002, 743366, 886321, 1772642, 4088513, 8177026, 9749531, 11522173, 19499062, 23044346, 126743903, 253487806]

約数ペア:

[(1, 253487806), (2, 126743903), (11, 23044346), (13, 19499062), (22, 11522173), (26, 9749531), (31, 8177026), (62, 4088513), (143, 1772642), (286, 886321), (341, 743366), (403, 629002), (682, 371683), (806, 314501), (4433, 57182), (8866, 28591)]