128317238

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{1021}}^1$

素因数の和:1268

約数の個数: 32

約数和(自身を含む): 226050048

約数和(自身を除く): 97732810

約数列:

[1, 2, 7, 14, 47, 94, 191, 329, 382, 658, 1021, 1337, 2042, 2674, 7147, 8977, 14294, 17954, 47987, 62839, 95974, 125678, 195011, 335909, 390022, 671818, 1365077, 2730154, 9165517, 18331034, 64158619, 128317238]

約数ペア:

[(1, 128317238), (2, 64158619), (7, 18331034), (14, 9165517), (47, 2730154), (94, 1365077), (191, 671818), (329, 390022), (382, 335909), (658, 195011), (1021, 125678), (1337, 95974), (2042, 62839), (2674, 47987), (7147, 17954), (8977, 14294)]