51021285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2179}}^1$

素因数の和:2417

約数の個数: 32

約数和(自身を含む): 93757440

約数和(自身を除く): 42736155

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 223, 669, 1115, 1561, 2179, 3345, 4683, 6537, 7805, 10895, 15253, 23415, 32685, 45759, 76265, 228795, 485917, 1457751, 2429585, 3401419, 7288755, 10204257, 17007095, 51021285]

約数ペア:

[(1, 51021285), (3, 17007095), (5, 10204257), (7, 7288755), (15, 3401419), (21, 2429585), (35, 1457751), (105, 485917), (223, 228795), (669, 76265), (1115, 45759), (1561, 32685), (2179, 23415), (3345, 15253), (4683, 10895), (6537, 7805)]