30886905

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{42023}}^1$

素因数の和:42045

約数の個数: 24

約数和(自身を含む): 57488832

約数和(自身を除く): 26601927

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 42023, 126069, 210115, 294161, 630345, 882483, 1470805, 2059127, 4412415, 6177381, 10295635, 30886905]

約数ペア:

[(1, 30886905), (3, 10295635), (5, 6177381), (7, 4412415), (15, 2059127), (21, 1470805), (35, 882483), (49, 630345), (105, 294161), (147, 210115), (245, 126069), (735, 42023)]