128597872

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3793}}^1$

素因数の和:3977

約数の個数: 40

約数和(自身を含む): 270041744

約数和(自身を除く): 141443872

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 163, 208, 326, 652, 1304, 2119, 2608, 3793, 4238, 7586, 8476, 15172, 16952, 30344, 33904, 49309, 60688, 98618, 197236, 394472, 618259, 788944, 1236518, 2473036, 4946072, 8037367, 9892144, 16074734, 32149468, 64298936, 128597872]

約数ペア:

[(1, 128597872), (2, 64298936), (4, 32149468), (8, 16074734), (13, 9892144), (16, 8037367), (26, 4946072), (52, 2473036), (104, 1236518), (163, 788944), (208, 618259), (326, 394472), (652, 197236), (1304, 98618), (2119, 60688), (2608, 49309), (3793, 33904), (4238, 30344), (7586, 16952), (8476, 15172)]