2605968909

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{8521}}^1$

素因数の和:8818

約数の個数: 32

約数和(自身を含む): 3959662080

約数和(自身を除く): 1353693171

約数列:

[1, 3, 9, 27, 47, 141, 241, 423, 723, 1269, 2169, 6507, 8521, 11327, 25563, 33981, 76689, 101943, 230067, 305829, 400487, 1201461, 2053561, 3604383, 6160683, 10813149, 18482049, 55446147, 96517367, 289552101, 868656303, 2605968909]

約数ペア:

[(1, 2605968909), (3, 868656303), (9, 289552101), (27, 96517367), (47, 55446147), (141, 18482049), (241, 10813149), (423, 6160683), (723, 3604383), (1269, 2053561), (2169, 1201461), (6507, 400487), (8521, 305829), (11327, 230067), (25563, 101943), (33981, 76689)]