398990445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{1279}}^1\times {\mathrm{2971}}^1$

素因数の和:4265

約数の個数: 32

約数和(自身を含む): 730398720

約数和(自身を除く): 331408275

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 1279, 2971, 3837, 6395, 8913, 8953, 14855, 19185, 20797, 26859, 44565, 44765, 62391, 103985, 134295, 311955, 3799909, 11399727, 18999545, 26599363, 56998635, 79798089, 132996815, 398990445]

約数ペア:

[(1, 398990445), (3, 132996815), (5, 79798089), (7, 56998635), (15, 26599363), (21, 18999545), (35, 11399727), (105, 3799909), (1279, 311955), (2971, 134295), (3837, 103985), (6395, 62391), (8913, 44765), (8953, 44565), (14855, 26859), (19185, 20797)]