249558712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{5867}}^1$

素因数の和:6295

約数の個数: 32

約数和(自身を含む): 505234800

約数和(自身を除く): 255676088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 409, 818, 1636, 3272, 5317, 5867, 10634, 11734, 21268, 23468, 42536, 46936, 76271, 152542, 305084, 610168, 2399603, 4799206, 9598412, 19196824, 31194839, 62389678, 124779356, 249558712]

約数ペア:

[(1, 249558712), (2, 124779356), (4, 62389678), (8, 31194839), (13, 19196824), (26, 9598412), (52, 4799206), (104, 2399603), (409, 610168), (818, 305084), (1636, 152542), (3272, 76271), (5317, 46936), (5867, 42536), (10634, 23468), (11734, 21268)]