9988545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{379}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 18385920

約数和(自身を除く): 8397375

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 251, 379, 753, 1137, 1255, 1757, 1895, 2653, 3765, 5271, 5685, 7959, 8785, 13265, 26355, 39795, 95129, 285387, 475645, 665903, 1426935, 1997709, 3329515, 9988545]

約数ペア:

[(1, 9988545), (3, 3329515), (5, 1997709), (7, 1426935), (15, 665903), (21, 475645), (35, 285387), (105, 95129), (251, 39795), (379, 26355), (753, 13265), (1137, 8785), (1255, 7959), (1757, 5685), (1895, 5271), (2653, 3765)]