215133195

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{2557}}^1$

素因数の和:2715

約数の個数: 32

約数和(自身を含む): 353617920

約数和(自身を除く): 138484725

約数列:

[1, 3, 5, 15, 71, 79, 213, 237, 355, 395, 1065, 1185, 2557, 5609, 7671, 12785, 16827, 28045, 38355, 84135, 181547, 202003, 544641, 606009, 907735, 1010015, 2723205, 3030045, 14342213, 43026639, 71711065, 215133195]

約数ペア:

[(1, 215133195), (3, 71711065), (5, 43026639), (15, 14342213), (71, 3030045), (79, 2723205), (213, 1010015), (237, 907735), (355, 606009), (395, 544641), (1065, 202003), (1185, 181547), (2557, 84135), (5609, 38355), (7671, 28045), (12785, 16827)]