261505196

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{7393}}^1$

素因数の和:7673

約数の個数: 24

約数和(自身を含む): 472032960

約数和(自身を除く): 210527764

約数列:

[1, 2, 4, 37, 74, 148, 239, 478, 956, 7393, 8843, 14786, 17686, 29572, 35372, 273541, 547082, 1094164, 1766927, 3533854, 7067708, 65376299, 130752598, 261505196]

約数ペア:

[(1, 261505196), (2, 130752598), (4, 65376299), (37, 7067708), (74, 3533854), (148, 1766927), (239, 1094164), (478, 547082), (956, 273541), (7393, 35372), (8843, 29572), (14786, 17686)]