71330996

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{20521}}^1$

素因数の和:20615

約数の個数: 24

約数和(自身を含む): 137907840

約数和(自身を除く): 66576844

約数列:

[1, 2, 4, 11, 22, 44, 79, 158, 316, 869, 1738, 3476, 20521, 41042, 82084, 225731, 451462, 902924, 1621159, 3242318, 6484636, 17832749, 35665498, 71330996]

約数ペア:

[(1, 71330996), (2, 35665498), (4, 17832749), (11, 6484636), (22, 3242318), (44, 1621159), (79, 902924), (158, 451462), (316, 225731), (869, 82084), (1738, 41042), (3476, 20521)]