89324319

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{431}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 139345920

約数和(自身を除く): 50021601

約数列:

[1, 3, 7, 21, 71, 139, 213, 417, 431, 497, 973, 1293, 1491, 2919, 3017, 9051, 9869, 29607, 30601, 59909, 69083, 91803, 179727, 207249, 214207, 419363, 642621, 1258089, 4253539, 12760617, 29774773, 89324319]

約数ペア:

[(1, 89324319), (3, 29774773), (7, 12760617), (21, 4253539), (71, 1258089), (139, 642621), (213, 419363), (417, 214207), (431, 207249), (497, 179727), (973, 91803), (1293, 69083), (1491, 59909), (2919, 30601), (3017, 29607), (9051, 9869)]