248028405

素因数分解:

$3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{74149}}^1$

素因数の和:74380

約数の個数: 16

約数和(自身を含む): 398630400

約数和(自身を除く): 150601995

約数列:

[1, 3, 5, 15, 223, 669, 1115, 3345, 74149, 222447, 370745, 1112235, 16535227, 49605681, 82676135, 248028405]

約数ペア:

[(1, 248028405), (3, 82676135), (5, 49605681), (15, 16535227), (223, 1112235), (669, 370745), (1115, 222447), (3345, 74149)]