315038218

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{1451}}^1$

素因数の和:1674

約数の個数: 32

約数和(自身を含む): 526901760

約数和(自身を除く): 211863542

約数列:

[1, 2, 11, 22, 71, 139, 142, 278, 781, 1451, 1529, 1562, 2902, 3058, 9869, 15961, 19738, 31922, 103021, 108559, 201689, 206042, 217118, 403378, 1133231, 2218579, 2266462, 4437158, 14319919, 28639838, 157519109, 315038218]

約数ペア:

[(1, 315038218), (2, 157519109), (11, 28639838), (22, 14319919), (71, 4437158), (139, 2266462), (142, 2218579), (278, 1133231), (781, 403378), (1451, 217118), (1529, 206042), (1562, 201689), (2902, 108559), (3058, 103021), (9869, 31922), (15961, 19738)]