3208205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1$

素因数の和:677

約数の個数: 32

約数和(自身を含む): 5177088

約数和(自身を除く): 1968883

約数列:

[1, 5, 7, 11, 13, 35, 55, 65, 77, 91, 143, 385, 455, 641, 715, 1001, 3205, 4487, 5005, 7051, 8333, 22435, 35255, 41665, 49357, 58331, 91663, 246785, 291655, 458315, 641641, 3208205]

約数ペア:

[(1, 3208205), (5, 641641), (7, 458315), (11, 291655), (13, 246785), (35, 91663), (55, 58331), (65, 49357), (77, 41665), (91, 35255), (143, 22435), (385, 8333), (455, 7051), (641, 5005), (715, 4487), (1001, 3205)]