23728887

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4139}}^1$

素因数の和:4172

約数の個数: 36

約数和(自身を含む): 42948360

約数和(自身を除く): 19219473

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 4139, 5733, 12417, 28973, 37251, 53807, 86919, 161421, 202811, 260757, 376649, 484263, 608433, 1129947, 1825299, 2636543, 3389841, 7909629, 23728887]

約数ペア:

[(1, 23728887), (3, 7909629), (7, 3389841), (9, 2636543), (13, 1825299), (21, 1129947), (39, 608433), (49, 484263), (63, 376649), (91, 260757), (117, 202811), (147, 161421), (273, 86919), (441, 53807), (637, 37251), (819, 28973), (1911, 12417), (4139, 5733)]