31428327

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2099}}^1$

素因数の和:2163

約数の個数: 32

約数和(自身を含む): 51609600

約数和(自身を除く): 20181273

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 2099, 2139, 4991, 6297, 14693, 14973, 44079, 48277, 65069, 144831, 195207, 337939, 455483, 1013817, 1366449, 1496587, 4489761, 10476109, 31428327]

約数ペア:

[(1, 31428327), (3, 10476109), (7, 4489761), (21, 1496587), (23, 1366449), (31, 1013817), (69, 455483), (93, 337939), (161, 195207), (217, 144831), (483, 65069), (651, 48277), (713, 44079), (2099, 14973), (2139, 14693), (4991, 6297)]