15198615

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^2$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 27119352

約数和(自身を除く): 11920737

約数列:

[1, 3, 5, 9, 15, 45, 67, 71, 201, 213, 335, 355, 603, 639, 1005, 1065, 3015, 3195, 4757, 5041, 14271, 15123, 23785, 25205, 42813, 45369, 71355, 75615, 214065, 226845, 337747, 1013241, 1688735, 3039723, 5066205, 15198615]

約数ペア:

[(1, 15198615), (3, 5066205), (5, 3039723), (9, 1688735), (15, 1013241), (45, 337747), (67, 226845), (71, 214065), (201, 75615), (213, 71355), (335, 45369), (355, 42813), (603, 25205), (639, 23785), (1005, 15123), (1065, 14271), (3015, 5041), (3195, 4757)]