245081874

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16411}}^1$

素因数の和:16566

約数の個数: 32

約数和(自身を含む): 519932160

約数和(自身を除く): 274850286

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 131, 262, 393, 786, 2489, 4978, 7467, 14934, 16411, 32822, 49233, 98466, 311809, 623618, 935427, 1870854, 2149841, 4299682, 6449523, 12899046, 40846979, 81693958, 122540937, 245081874]

約数ペア:

[(1, 245081874), (2, 122540937), (3, 81693958), (6, 40846979), (19, 12899046), (38, 6449523), (57, 4299682), (114, 2149841), (131, 1870854), (262, 935427), (393, 623618), (786, 311809), (2489, 98466), (4978, 49233), (7467, 32822), (14934, 16411)]