1218139209

素因数分解:

$3^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{57037}}^1$

素因数の和:57166

約数の個数: 32

約数和(自身を含む): 2080746240

約数和(自身を除く): 862607031

約数列:

[1, 3, 7, 9, 21, 27, 63, 113, 189, 339, 791, 1017, 2373, 3051, 7119, 21357, 57037, 171111, 399259, 513333, 1197777, 1539999, 3593331, 6445181, 10779993, 19335543, 45116267, 58006629, 135348801, 174019887, 406046403, 1218139209]

約数ペア:

[(1, 1218139209), (3, 406046403), (7, 174019887), (9, 135348801), (21, 58006629), (27, 45116267), (63, 19335543), (113, 10779993), (189, 6445181), (339, 3593331), (791, 1539999), (1017, 1197777), (2373, 513333), (3051, 399259), (7119, 171111), (21357, 57037)]