223531490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{245639}}^1$

素因数の和:245666

約数の個数: 32

約数和(自身を含む): 495210240

約数和(自身を除く): 271678750

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 245639, 491278, 1228195, 1719473, 2456390, 3193307, 3438946, 6386614, 8597365, 15966535, 17194730, 22353149, 31933070, 44706298, 111765745, 223531490]

約数ペア:

[(1, 223531490), (2, 111765745), (5, 44706298), (7, 31933070), (10, 22353149), (13, 17194730), (14, 15966535), (26, 8597365), (35, 6386614), (65, 3438946), (70, 3193307), (91, 2456390), (130, 1719473), (182, 1228195), (455, 491278), (910, 245639)]