1280490618

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{245587}}^1$

素因数の和:245682

約数の個数: 32

約数和(自身を含む): 2829173760

約数和(自身を除く): 1548683142

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 79, 158, 237, 474, 869, 1738, 2607, 5214, 245587, 491174, 736761, 1473522, 2701457, 5402914, 8104371, 16208742, 19401373, 38802746, 58204119, 116408238, 213415103, 426830206, 640245309, 1280490618]

約数ペア:

[(1, 1280490618), (2, 640245309), (3, 426830206), (6, 213415103), (11, 116408238), (22, 58204119), (33, 38802746), (66, 19401373), (79, 16208742), (158, 8104371), (237, 5402914), (474, 2701457), (869, 1473522), (1738, 736761), (2607, 491174), (5214, 245587)]