42172412

素因数分解:

$2^2\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 75149760

約数和(自身を除く): 32977348

約数列:

[1, 2, 4, 79, 158, 316, 317, 421, 634, 842, 1268, 1684, 25043, 33259, 50086, 66518, 100172, 133036, 133457, 266914, 533828, 10543103, 21086206, 42172412]

約数ペア:

[(1, 42172412), (2, 21086206), (4, 10543103), (79, 533828), (158, 266914), (316, 133457), (317, 133036), (421, 100172), (634, 66518), (842, 50086), (1268, 33259), (1684, 25043)]