290978462

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1\times {\mathrm{179}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 458680320

約数和(自身を除く): 167701858

約数列:

[1, 2, 31, 62, 157, 167, 179, 314, 334, 358, 4867, 5177, 5549, 9734, 10354, 11098, 26219, 28103, 29893, 52438, 56206, 59786, 812789, 871193, 926683, 1625578, 1742386, 1853366, 4693201, 9386402, 145489231, 290978462]

約数ペア:

[(1, 290978462), (2, 145489231), (31, 9386402), (62, 4693201), (157, 1853366), (167, 1742386), (179, 1625578), (314, 926683), (334, 871193), (358, 812789), (4867, 59786), (5177, 56206), (5549, 52438), (9734, 29893), (10354, 28103), (11098, 26219)]