65713761

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{331}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 106346240

約数和(自身を除く): 40632479

約数列:

[1, 3, 9, 19, 27, 43, 57, 81, 129, 171, 243, 331, 387, 513, 817, 993, 1161, 1539, 2451, 2979, 3483, 4617, 6289, 7353, 8937, 10449, 14233, 18867, 22059, 26811, 42699, 56601, 66177, 80433, 128097, 169803, 198531, 270427, 384291, 509409, 811281, 1152873, 1528227, 2433843, 3458619, 7301529, 21904587, 65713761]

約数ペア:

[(1, 65713761), (3, 21904587), (9, 7301529), (19, 3458619), (27, 2433843), (43, 1528227), (57, 1152873), (81, 811281), (129, 509409), (171, 384291), (243, 270427), (331, 198531), (387, 169803), (513, 128097), (817, 80433), (993, 66177), (1161, 56601), (1539, 42699), (2451, 26811), (2979, 22059), (3483, 18867), (4617, 14233), (6289, 10449), (7353, 8937)]