47871985

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{197}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 67744512

約数和(自身を除く): 19872527

約数列:

[1, 5, 7, 35, 53, 131, 197, 265, 371, 655, 917, 985, 1379, 1855, 4585, 6895, 6943, 10441, 25807, 34715, 48601, 52205, 73087, 129035, 180649, 243005, 365435, 903245, 1367771, 6838855, 9574397, 47871985]

約数ペア:

[(1, 47871985), (5, 9574397), (7, 6838855), (35, 1367771), (53, 903245), (131, 365435), (197, 243005), (265, 180649), (371, 129035), (655, 73087), (917, 52205), (985, 48601), (1379, 34715), (1855, 25807), (4585, 10441), (6895, 6943)]