28941872

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{349}}^1$

素因数の和:501

約数の個数: 40

約数和(自身を含む): 57808800

約数和(自身を除く): 28866928

約数列:

[1, 2, 4, 8, 16, 71, 73, 142, 146, 284, 292, 349, 568, 584, 698, 1136, 1168, 1396, 2792, 5183, 5584, 10366, 20732, 24779, 25477, 41464, 49558, 50954, 82928, 99116, 101908, 198232, 203816, 396464, 407632, 1808867, 3617734, 7235468, 14470936, 28941872]

約数ペア:

[(1, 28941872), (2, 14470936), (4, 7235468), (8, 3617734), (16, 1808867), (71, 407632), (73, 396464), (142, 203816), (146, 198232), (284, 101908), (292, 99116), (349, 82928), (568, 50954), (584, 49558), (698, 41464), (1136, 25477), (1168, 24779), (1396, 20732), (2792, 10366), (5183, 5584)]