214957990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{22651}}^1$

素因数の和:22744

約数の個数: 32

約数和(自身を含む): 422414496

約数和(自身を除く): 207456506

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 730, 949, 1898, 4745, 9490, 22651, 45302, 113255, 226510, 294463, 588926, 1472315, 1653523, 2944630, 3307046, 8267615, 16535230, 21495799, 42991598, 107478995, 214957990]

約数ペア:

[(1, 214957990), (2, 107478995), (5, 42991598), (10, 21495799), (13, 16535230), (26, 8267615), (65, 3307046), (73, 2944630), (130, 1653523), (146, 1472315), (365, 588926), (730, 294463), (949, 226510), (1898, 113255), (4745, 45302), (9490, 22651)]