245940422

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43591}}^1$

素因数の和:43644

約数の個数: 32

約数和(自身を含む): 468701184

約数和(自身を除く): 222760762

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 43591, 87182, 305137, 566683, 610274, 1133366, 1351321, 2702642, 3966781, 7933562, 9459247, 17567173, 18918494, 35134346, 122970211, 245940422]

約数ペア:

[(1, 245940422), (2, 122970211), (7, 35134346), (13, 18918494), (14, 17567173), (26, 9459247), (31, 7933562), (62, 3966781), (91, 2702642), (182, 1351321), (217, 1133366), (403, 610274), (434, 566683), (806, 305137), (2821, 87182), (5642, 43591)]