256651592

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{293}}^1\times {\mathrm{491}}^1$

素因数の和:1013

約数の個数: 32

約数和(自身を含む): 486017280

約数和(自身を除く): 229365688

約数列:

[1, 2, 4, 8, 223, 293, 446, 491, 586, 892, 982, 1172, 1784, 1964, 2344, 3928, 65339, 109493, 130678, 143863, 218986, 261356, 287726, 437972, 522712, 575452, 875944, 1150904, 32081449, 64162898, 128325796, 256651592]

約数ペア:

[(1, 256651592), (2, 128325796), (4, 64162898), (8, 32081449), (223, 1150904), (293, 875944), (446, 575452), (491, 522712), (586, 437972), (892, 287726), (982, 261356), (1172, 218986), (1784, 143863), (1964, 130678), (2344, 109493), (3928, 65339)]