408972668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1231}}^1\times {\mathrm{6389}}^1$

素因数の和:7637

約数の個数: 24

約数和(自身を含む): 771503040

約数和(自身を除く): 362530372

約数列:

[1, 2, 4, 13, 26, 52, 1231, 2462, 4924, 6389, 12778, 16003, 25556, 32006, 64012, 83057, 166114, 332228, 7864859, 15729718, 31459436, 102243167, 204486334, 408972668]

約数ペア:

[(1, 408972668), (2, 204486334), (4, 102243167), (13, 31459436), (26, 15729718), (52, 7864859), (1231, 332228), (2462, 166114), (4924, 83057), (6389, 64012), (12778, 32006), (16003, 25556)]