87391890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{971021}}^1$

素因数の和:971034

約数の個数: 24

約数和(自身を含む): 227219148

約数和(自身を除く): 139827258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 971021, 1942042, 2913063, 4855105, 5826126, 8739189, 9710210, 14565315, 17478378, 29130630, 43695945, 87391890]

約数ペア:

[(1, 87391890), (2, 43695945), (3, 29130630), (5, 17478378), (6, 14565315), (9, 9710210), (10, 8739189), (15, 5826126), (18, 4855105), (30, 2913063), (45, 1942042), (90, 971021)]