391507046

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{4643}}^1$

素因数の和:4988

約数の個数: 32

約数和(自身を含む): 708860160

約数和(自身を除く): 317353114

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 317, 634, 2219, 4438, 4643, 6023, 9286, 12046, 32501, 42161, 65002, 84322, 88217, 176434, 617519, 1235038, 1471831, 2943662, 10302817, 20605634, 27964789, 55929578, 195753523, 391507046]

約数ペア:

[(1, 391507046), (2, 195753523), (7, 55929578), (14, 27964789), (19, 20605634), (38, 10302817), (133, 2943662), (266, 1471831), (317, 1235038), (634, 617519), (2219, 176434), (4438, 88217), (4643, 84322), (6023, 65002), (9286, 42161), (12046, 32501)]