317327185

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1249}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 477090000

約数和(自身を除く): 159762815

約数列:

[1, 5, 7, 17, 35, 49, 61, 85, 119, 245, 305, 427, 595, 833, 1037, 1249, 2135, 2989, 4165, 5185, 6245, 7259, 8743, 14945, 21233, 36295, 43715, 50813, 61201, 76189, 106165, 148631, 254065, 306005, 380945, 533323, 743155, 1040417, 1295213, 2666615, 3733261, 5202085, 6476065, 9066491, 18666305, 45332455, 63465437, 317327185]

約数ペア:

[(1, 317327185), (5, 63465437), (7, 45332455), (17, 18666305), (35, 9066491), (49, 6476065), (61, 5202085), (85, 3733261), (119, 2666615), (245, 1295213), (305, 1040417), (427, 743155), (595, 533323), (833, 380945), (1037, 306005), (1249, 254065), (2135, 148631), (2989, 106165), (4165, 76189), (5185, 61201), (6245, 50813), (7259, 43715), (8743, 36295), (14945, 21233)]