261840984

素因数分解:

$2^3\times 3^1\times {\mathrm{107}}^1\times {\mathrm{101963}}^1$

素因数の和:102079

約数の個数: 32

約数和(自身を含む): 660726720

約数和(自身を除く): 398885736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 107, 214, 321, 428, 642, 856, 1284, 2568, 101963, 203926, 305889, 407852, 611778, 815704, 1223556, 2447112, 10910041, 21820082, 32730123, 43640164, 65460246, 87280328, 130920492, 261840984]

約数ペア:

[(1, 261840984), (2, 130920492), (3, 87280328), (4, 65460246), (6, 43640164), (8, 32730123), (12, 21820082), (24, 10910041), (107, 2447112), (214, 1223556), (321, 815704), (428, 611778), (642, 407852), (856, 305889), (1284, 203926), (2568, 101963)]