215481951

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{14537}}^1$

素因数の和:14613

約数の個数: 24

約数和(自身を含む): 328093584

約数和(自身を除く): 112611633

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1647, 4941, 14537, 14823, 43611, 130833, 392499, 886757, 1177497, 2660271, 3532491, 7980813, 23942439, 71827317, 215481951]

約数ペア:

[(1, 215481951), (3, 71827317), (9, 23942439), (27, 7980813), (61, 3532491), (81, 2660271), (183, 1177497), (243, 886757), (549, 392499), (1647, 130833), (4941, 43611), (14537, 14823)]