78869828

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{10427}}^1$

素因数の和:10523

約数の個数: 24

約数和(自身を含む): 144824064

約数和(自身を除く): 65954236

約数列:

[1, 2, 4, 31, 61, 62, 122, 124, 244, 1891, 3782, 7564, 10427, 20854, 41708, 323237, 636047, 646474, 1272094, 1292948, 2544188, 19717457, 39434914, 78869828]

約数ペア:

[(1, 78869828), (2, 39434914), (4, 19717457), (31, 2544188), (61, 1292948), (62, 1272094), (122, 646474), (124, 636047), (244, 323237), (1891, 41708), (3782, 20854), (7564, 10427)]