25602213

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 42319872

約数和(自身を除く): 16717659

約数列:

[1, 3, 7, 13, 21, 39, 91, 191, 273, 491, 573, 1337, 1473, 2483, 3437, 4011, 6383, 7449, 10311, 17381, 19149, 44681, 52143, 93781, 134043, 281343, 656467, 1219153, 1969401, 3657459, 8534071, 25602213]

約数ペア:

[(1, 25602213), (3, 8534071), (7, 3657459), (13, 1969401), (21, 1219153), (39, 656467), (91, 281343), (191, 134043), (273, 93781), (491, 52143), (573, 44681), (1337, 19149), (1473, 17381), (2483, 10311), (3437, 7449), (4011, 6383)]