81633604

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{23431}}^1$

素因数の和:23515

約数の個数: 24

約数和(自身を含む): 156150848

約数和(自身を除く): 74517244

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 23431, 46862, 93724, 304603, 609206, 1218412, 1569877, 3139754, 6279508, 20408401, 40816802, 81633604]

約数ペア:

[(1, 81633604), (2, 40816802), (4, 20408401), (13, 6279508), (26, 3139754), (52, 1569877), (67, 1218412), (134, 609206), (268, 304603), (871, 93724), (1742, 46862), (3484, 23431)]