56479647

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1\times {\mathrm{401}}^1$

素因数の和:783

約数の個数: 32

約数和(自身を含む): 91077120

約数和(自身を除く): 34597473

約数列:

[1, 3, 7, 19, 21, 57, 133, 353, 399, 401, 1059, 1203, 2471, 2807, 6707, 7413, 7619, 8421, 20121, 22857, 46949, 53333, 140847, 141553, 159999, 424659, 990871, 2689507, 2972613, 8068521, 18826549, 56479647]

約数ペア:

[(1, 56479647), (3, 18826549), (7, 8068521), (19, 2972613), (21, 2689507), (57, 990871), (133, 424659), (353, 159999), (399, 141553), (401, 140847), (1059, 53333), (1203, 46949), (2471, 22857), (2807, 20121), (6707, 8421), (7413, 7619)]