249168272

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{213329}}^1$

素因数の和:213410

約数の個数: 20

約数和(自身を含む): 489379020

約数和(自身を除く): 240210748

約数列:

[1, 2, 4, 8, 16, 73, 146, 292, 584, 1168, 213329, 426658, 853316, 1706632, 3413264, 15573017, 31146034, 62292068, 124584136, 249168272]

約数ペア:

[(1, 249168272), (2, 124584136), (4, 62292068), (8, 31146034), (16, 15573017), (73, 3413264), (146, 1706632), (292, 853316), (584, 426658), (1168, 213329)]