121881599

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 151656960

約数和(自身を除く): 29775361

約数列:

[1, 7, 19, 61, 83, 133, 181, 427, 581, 1159, 1267, 1577, 3439, 5063, 8113, 11039, 11041, 15023, 24073, 35441, 77287, 96197, 105161, 209779, 285437, 673379, 916403, 1468453, 1998059, 6414821, 17411657, 121881599]

約数ペア:

[(1, 121881599), (7, 17411657), (19, 6414821), (61, 1998059), (83, 1468453), (133, 916403), (181, 673379), (427, 285437), (581, 209779), (1159, 105161), (1267, 96197), (1577, 77287), (3439, 35441), (5063, 24073), (8113, 15023), (11039, 11041)]