28657536

素因数分解:

$2^7\times 3^1\times {\mathrm{37}}^1\times {\mathrm{2017}}^1$

素因数の和:2071

約数の個数: 64

約数和(自身を含む): 78217680

約数和(自身を除く): 49560144

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 296, 384, 444, 592, 888, 1184, 1776, 2017, 2368, 3552, 4034, 4736, 6051, 7104, 8068, 12102, 14208, 16136, 24204, 32272, 48408, 64544, 74629, 96816, 129088, 149258, 193632, 223887, 258176, 298516, 387264, 447774, 597032, 774528, 895548, 1194064, 1791096, 2388128, 3582192, 4776256, 7164384, 9552512, 14328768, 28657536]

約数ペア:

[(1, 28657536), (2, 14328768), (3, 9552512), (4, 7164384), (6, 4776256), (8, 3582192), (12, 2388128), (16, 1791096), (24, 1194064), (32, 895548), (37, 774528), (48, 597032), (64, 447774), (74, 387264), (96, 298516), (111, 258176), (128, 223887), (148, 193632), (192, 149258), (222, 129088), (296, 96816), (384, 74629), (444, 64544), (592, 48408), (888, 32272), (1184, 24204), (1776, 16136), (2017, 14208), (2368, 12102), (3552, 8068), (4034, 7104), (4736, 6051)]