392664390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{304391}}^1$

素因数の和:304444

約数の個数: 32

約数和(自身を含む): 964313856

約数和(自身を除く): 571649466

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 304391, 608782, 913173, 1521955, 1826346, 3043910, 4565865, 9131730, 13088813, 26177626, 39266439, 65444065, 78532878, 130888130, 196332195, 392664390]

約数ペア:

[(1, 392664390), (2, 196332195), (3, 130888130), (5, 78532878), (6, 65444065), (10, 39266439), (15, 26177626), (30, 13088813), (43, 9131730), (86, 4565865), (129, 3043910), (215, 1826346), (258, 1521955), (430, 913173), (645, 608782), (1290, 304391)]