9904491

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 15840000

約数和(自身を除く): 5935509

約数列:

[1, 3, 9, 19, 27, 43, 57, 129, 171, 387, 449, 513, 817, 1161, 1347, 2451, 4041, 7353, 8531, 12123, 19307, 22059, 25593, 57921, 76779, 173763, 230337, 366833, 521289, 1100499, 3301497, 9904491]

約数ペア:

[(1, 9904491), (3, 3301497), (9, 1100499), (19, 521289), (27, 366833), (43, 230337), (57, 173763), (129, 76779), (171, 57921), (387, 25593), (449, 22059), (513, 19307), (817, 12123), (1161, 8531), (1347, 7353), (2451, 4041)]