28606941

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:378

約数の個数: 36

約数和(自身を含む): 46025980

約数和(自身を除く): 17419039

約数列:

[1, 3, 9, 11, 33, 99, 109, 121, 241, 327, 363, 723, 981, 1089, 1199, 2169, 2651, 3597, 7953, 10791, 13189, 23859, 26269, 29161, 39567, 78807, 87483, 118701, 236421, 262449, 288959, 866877, 2600631, 3178549, 9535647, 28606941]

約数ペア:

[(1, 28606941), (3, 9535647), (9, 3178549), (11, 2600631), (33, 866877), (99, 288959), (109, 262449), (121, 236421), (241, 118701), (327, 87483), (363, 78807), (723, 39567), (981, 29161), (1089, 26269), (1199, 23859), (2169, 13189), (2651, 10791), (3597, 7953)]