30987558

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{743}}^1$

素因数の和:1089

約数の個数: 48

約数和(自身を含む): 77066496

約数和(自身を除く): 46078938

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 331, 662, 743, 993, 1486, 1986, 2229, 2317, 2979, 4458, 4634, 5201, 5958, 6687, 6951, 10402, 13374, 13902, 15603, 20853, 31206, 41706, 46809, 93618, 245933, 491866, 737799, 1475598, 1721531, 2213397, 3443062, 4426794, 5164593, 10329186, 15493779, 30987558]

約数ペア:

[(1, 30987558), (2, 15493779), (3, 10329186), (6, 5164593), (7, 4426794), (9, 3443062), (14, 2213397), (18, 1721531), (21, 1475598), (42, 737799), (63, 491866), (126, 245933), (331, 93618), (662, 46809), (743, 41706), (993, 31206), (1486, 20853), (1986, 15603), (2229, 13902), (2317, 13374), (2979, 10402), (4458, 6951), (4634, 6687), (5201, 5958)]