315987

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{367}}^1$

素因数の和:418

約数の個数: 16

約数和(自身を含む): 494592

約数和(自身を除く): 178605

約数列:

[1, 3, 7, 21, 41, 123, 287, 367, 861, 1101, 2569, 7707, 15047, 45141, 105329, 315987]

約数ペア:

[(1, 315987), (3, 105329), (7, 45141), (21, 15047), (41, 7707), (123, 2569), (287, 1101), (367, 861)]