31665135

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5399}}^1$

素因数の和:5447

約数の個数: 32

約数和(自身を含む): 55987200

約数和(自身を除く): 24322065

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5399, 5865, 16197, 26995, 80985, 91783, 124177, 275349, 372531, 458915, 620885, 1376745, 1862655, 2111009, 6333027, 10555045, 31665135]

約数ペア:

[(1, 31665135), (3, 10555045), (5, 6333027), (15, 2111009), (17, 1862655), (23, 1376745), (51, 620885), (69, 458915), (85, 372531), (115, 275349), (255, 124177), (345, 91783), (391, 80985), (1173, 26995), (1955, 16197), (5399, 5865)]