28643572

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6287}}^1$

素因数の和:6375

約数の個数: 24

約数和(自身を含む): 53875584

約数和(自身を除く): 25232012

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4556, 6287, 12574, 25148, 106879, 213758, 421229, 427516, 842458, 1684916, 7160893, 14321786, 28643572]

約数ペア:

[(1, 28643572), (2, 14321786), (4, 7160893), (17, 1684916), (34, 842458), (67, 427516), (68, 421229), (134, 213758), (268, 106879), (1139, 25148), (2278, 12574), (4556, 6287)]