745564407

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1\times {\mathrm{641}}^1$

素因数の和:1319

約数の個数: 32

約数和(自身を含む): 1151614464

約数和(自身を除く): 406050057

約数列:

[1, 3, 7, 21, 97, 291, 571, 641, 679, 1713, 1923, 2037, 3997, 4487, 11991, 13461, 55387, 62177, 166161, 186531, 366011, 387709, 435239, 1098033, 1163127, 1305717, 2562077, 7686231, 35503067, 106509201, 248521469, 745564407]

約数ペア:

[(1, 745564407), (3, 248521469), (7, 106509201), (21, 35503067), (97, 7686231), (291, 2562077), (571, 1305717), (641, 1163127), (679, 1098033), (1713, 435239), (1923, 387709), (2037, 366011), (3997, 186531), (4487, 166161), (11991, 62177), (13461, 55387)]