123039231

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{769}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 198105600

約数和(自身を除く): 75066369

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 401, 769, 1203, 2307, 2807, 5383, 7619, 8421, 14611, 16149, 22857, 43833, 53333, 102277, 159999, 306831, 308369, 925107, 2158583, 5859011, 6475749, 17577033, 41013077, 123039231]

約数ペア:

[(1, 123039231), (3, 41013077), (7, 17577033), (19, 6475749), (21, 5859011), (57, 2158583), (133, 925107), (399, 308369), (401, 306831), (769, 159999), (1203, 102277), (2307, 53333), (2807, 43833), (5383, 22857), (7619, 16149), (8421, 14611)]