328996645

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:465

約数の個数: 32

約数和(自身を含む): 418037760

約数和(自身を除く): 89041115

約数列:

[1, 5, 31, 83, 107, 155, 239, 415, 535, 1195, 2573, 3317, 7409, 8881, 12865, 16585, 19837, 25573, 37045, 44405, 99185, 127865, 275311, 614947, 792763, 1376555, 2122559, 3074735, 3963815, 10612795, 65799329, 328996645]

約数ペア:

[(1, 328996645), (5, 65799329), (31, 10612795), (83, 3963815), (107, 3074735), (155, 2122559), (239, 1376555), (415, 792763), (535, 614947), (1195, 275311), (2573, 127865), (3317, 99185), (7409, 44405), (8881, 37045), (12865, 25573), (16585, 19837)]