131419984

素因数分解:

$2^4\times {\mathrm{1657}}^1\times {\mathrm{4957}}^1$

素因数の和:6622

約数の個数: 20

約数和(自身を含む): 254831284

約数和(自身を除く): 123411300

約数列:

[1, 2, 4, 8, 16, 1657, 3314, 4957, 6628, 9914, 13256, 19828, 26512, 39656, 79312, 8213749, 16427498, 32854996, 65709992, 131419984]

約数ペア:

[(1, 131419984), (2, 65709992), (4, 32854996), (8, 16427498), (16, 8213749), (1657, 79312), (3314, 39656), (4957, 26512), (6628, 19828), (9914, 13256)]