28628523

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 52166400

約数和(自身を除く): 23537877

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 109, 231, 327, 379, 693, 763, 981, 1137, 1199, 2289, 2653, 3411, 3597, 4169, 6867, 7959, 8393, 10791, 12507, 23877, 25179, 29183, 37521, 41311, 75537, 87549, 123933, 262647, 289177, 371799, 454421, 867531, 1363263, 2602593, 3180947, 4089789, 9542841, 28628523]

約数ペア:

[(1, 28628523), (3, 9542841), (7, 4089789), (9, 3180947), (11, 2602593), (21, 1363263), (33, 867531), (63, 454421), (77, 371799), (99, 289177), (109, 262647), (231, 123933), (327, 87549), (379, 75537), (693, 41311), (763, 37521), (981, 29183), (1137, 25179), (1199, 23877), (2289, 12507), (2653, 10791), (3411, 8393), (3597, 7959), (4169, 6867)]