28871538

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{557}}^1$

素因数の和:778

約数の個数: 32

約数和(自身を含む): 59299776

約数和(自身を除く): 30428238

約数列:

[1, 2, 3, 6, 53, 106, 159, 163, 318, 326, 489, 557, 978, 1114, 1671, 3342, 8639, 17278, 25917, 29521, 51834, 59042, 88563, 90791, 177126, 181582, 272373, 544746, 4811923, 9623846, 14435769, 28871538]

約数ペア:

[(1, 28871538), (2, 14435769), (3, 9623846), (6, 4811923), (53, 544746), (106, 272373), (159, 181582), (163, 177126), (318, 90791), (326, 88563), (489, 59042), (557, 51834), (978, 29521), (1114, 25917), (1671, 17278), (3342, 8639)]