28409103

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 43806720

約数和(自身を除く): 15397617

約数列:

[1, 3, 9, 27, 47, 61, 141, 183, 367, 423, 549, 1101, 1269, 1647, 2867, 3303, 8601, 9909, 17249, 22387, 25803, 51747, 67161, 77409, 155241, 201483, 465723, 604449, 1052189, 3156567, 9469701, 28409103]

約数ペア:

[(1, 28409103), (3, 9469701), (9, 3156567), (27, 1052189), (47, 604449), (61, 465723), (141, 201483), (183, 155241), (367, 77409), (423, 67161), (549, 51747), (1101, 25803), (1269, 22387), (1647, 17249), (2867, 9909), (3303, 8601)]