28428816

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1571}}^1$

素因数の和:1624

約数の個数: 80

約数和(自身を含む): 81869760

約数和(自身を除く): 53440944

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 39, 48, 52, 58, 78, 87, 104, 116, 156, 174, 208, 232, 312, 348, 377, 464, 624, 696, 754, 1131, 1392, 1508, 1571, 2262, 3016, 3142, 4524, 4713, 6032, 6284, 9048, 9426, 12568, 18096, 18852, 20423, 25136, 37704, 40846, 45559, 61269, 75408, 81692, 91118, 122538, 136677, 163384, 182236, 245076, 273354, 326768, 364472, 490152, 546708, 592267, 728944, 980304, 1093416, 1184534, 1776801, 2186832, 2369068, 3553602, 4738136, 7107204, 9476272, 14214408, 28428816]

約数ペア:

[(1, 28428816), (2, 14214408), (3, 9476272), (4, 7107204), (6, 4738136), (8, 3553602), (12, 2369068), (13, 2186832), (16, 1776801), (24, 1184534), (26, 1093416), (29, 980304), (39, 728944), (48, 592267), (52, 546708), (58, 490152), (78, 364472), (87, 326768), (104, 273354), (116, 245076), (156, 182236), (174, 163384), (208, 136677), (232, 122538), (312, 91118), (348, 81692), (377, 75408), (464, 61269), (624, 45559), (696, 40846), (754, 37704), (1131, 25136), (1392, 20423), (1508, 18852), (1571, 18096), (2262, 12568), (3016, 9426), (3142, 9048), (4524, 6284), (4713, 6032)]