201238557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4603}}^1$

素因数の和:4697

約数の個数: 32

約数和(自身を含む): 309388800

約数和(自身を除く): 108150243

約数列:

[1, 3, 13, 19, 39, 57, 59, 177, 247, 741, 767, 1121, 2301, 3363, 4603, 13809, 14573, 43719, 59839, 87457, 179517, 262371, 271577, 814731, 1136941, 3410823, 3530501, 5159963, 10591503, 15479889, 67079519, 201238557]

約数ペア:

[(1, 201238557), (3, 67079519), (13, 15479889), (19, 10591503), (39, 5159963), (57, 3530501), (59, 3410823), (177, 1136941), (247, 814731), (741, 271577), (767, 262371), (1121, 179517), (2301, 87457), (3363, 59839), (4603, 43719), (13809, 14573)]