15000741

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{571}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 25625600

約数和(自身を除く): 10624859

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 571, 973, 1251, 1713, 2919, 3753, 3997, 5139, 8757, 11991, 15417, 26271, 35973, 79369, 107919, 238107, 555583, 714321, 1666749, 2142963, 5000247, 15000741]

約数ペア:

[(1, 15000741), (3, 5000247), (7, 2142963), (9, 1666749), (21, 714321), (27, 555583), (63, 238107), (139, 107919), (189, 79369), (417, 35973), (571, 26271), (973, 15417), (1251, 11991), (1713, 8757), (2919, 5139), (3753, 3997)]