2461515

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 4875552

約数和(自身を除く): 2414037

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 197, 245, 255, 357, 591, 595, 735, 833, 985, 1379, 1785, 2499, 2955, 3349, 4137, 4165, 6895, 9653, 10047, 12495, 16745, 20685, 23443, 28959, 48265, 50235, 70329, 117215, 144795, 164101, 351645, 492303, 820505, 2461515]

約数ペア:

[(1, 2461515), (3, 820505), (5, 492303), (7, 351645), (15, 164101), (17, 144795), (21, 117215), (35, 70329), (49, 50235), (51, 48265), (85, 28959), (105, 23443), (119, 20685), (147, 16745), (197, 12495), (245, 10047), (255, 9653), (357, 6895), (591, 4165), (595, 4137), (735, 3349), (833, 2955), (985, 2499), (1379, 1785)]