42220053

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{151}}^1\times {\mathrm{661}}^1$

素因数の和:865

約数の個数: 24

約数和(自身を含む): 62789376

約数和(自身を除く): 20569323

約数列:

[1, 3, 9, 47, 141, 151, 423, 453, 661, 1359, 1983, 5949, 7097, 21291, 31067, 63873, 93201, 99811, 279603, 299433, 898299, 4691117, 14073351, 42220053]

約数ペア:

[(1, 42220053), (3, 14073351), (9, 4691117), (47, 898299), (141, 299433), (151, 279603), (423, 99811), (453, 93201), (661, 63873), (1359, 31067), (1983, 21291), (5949, 7097)]