221344461

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{4603}}^1$

素因数の和:4762

約数の個数: 32

約数和(自身を含む): 355797120

約数和(自身を除く): 134452659

約数列:

[1, 3, 9, 13, 27, 39, 117, 137, 351, 411, 1233, 1781, 3699, 4603, 5343, 13809, 16029, 41427, 48087, 59839, 124281, 179517, 538551, 630611, 1615653, 1891833, 5675499, 8197943, 17026497, 24593829, 73781487, 221344461]

約数ペア:

[(1, 221344461), (3, 73781487), (9, 24593829), (13, 17026497), (27, 8197943), (39, 5675499), (117, 1891833), (137, 1615653), (351, 630611), (411, 538551), (1233, 179517), (1781, 124281), (3699, 59839), (4603, 48087), (5343, 41427), (13809, 16029)]