31000972

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{349}}^1\times {\mathrm{419}}^1$

素因数の和:825

約数の個数: 24

約数和(自身を含む): 55566000

約数和(自身を除く): 24565028

約数列:

[1, 2, 4, 53, 106, 212, 349, 419, 698, 838, 1396, 1676, 18497, 22207, 36994, 44414, 73988, 88828, 146231, 292462, 584924, 7750243, 15500486, 31000972]

約数ペア:

[(1, 31000972), (2, 15500486), (4, 7750243), (53, 584924), (106, 292462), (212, 146231), (349, 88828), (419, 73988), (698, 44414), (838, 36994), (1396, 22207), (1676, 18497)]