28504593

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 47523840

約数和(自身を除く): 19019247

約数列:

[1, 3, 9, 13, 29, 31, 39, 87, 93, 117, 261, 271, 279, 377, 403, 813, 899, 1131, 1209, 2439, 2697, 3393, 3523, 3627, 7859, 8091, 8401, 10569, 11687, 23577, 25203, 31707, 35061, 70731, 75609, 102167, 105183, 109213, 243629, 306501, 327639, 730887, 919503, 982917, 2192661, 3167177, 9501531, 28504593]

約数ペア:

[(1, 28504593), (3, 9501531), (9, 3167177), (13, 2192661), (29, 982917), (31, 919503), (39, 730887), (87, 327639), (93, 306501), (117, 243629), (261, 109213), (271, 105183), (279, 102167), (377, 75609), (403, 70731), (813, 35061), (899, 31707), (1131, 25203), (1209, 23577), (2439, 11687), (2697, 10569), (3393, 8401), (3523, 8091), (3627, 7859)]