245852313

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{1181}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 392159232

約数和(自身を除く): 146306919

約数列:

[1, 3, 7, 21, 23, 69, 161, 431, 483, 1181, 1293, 3017, 3543, 8267, 9051, 9913, 24801, 27163, 29739, 69391, 81489, 190141, 208173, 509011, 570423, 1527033, 3563077, 10689231, 11707253, 35121759, 81950771, 245852313]

約数ペア:

[(1, 245852313), (3, 81950771), (7, 35121759), (21, 11707253), (23, 10689231), (69, 3563077), (161, 1527033), (431, 570423), (483, 509011), (1181, 208173), (1293, 190141), (3017, 81489), (3543, 69391), (8267, 29739), (9051, 27163), (9913, 24801)]