249902276

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{7789}}^1$

素因数の和:8423

約数の個数: 24

約数和(自身を含む): 471793560

約数和(自身を除く): 221891284

約数列:

[1, 2, 4, 13, 26, 52, 617, 1234, 2468, 7789, 8021, 15578, 16042, 31156, 32084, 101257, 202514, 405028, 4805813, 9611626, 19223252, 62475569, 124951138, 249902276]

約数ペア:

[(1, 249902276), (2, 124951138), (4, 62475569), (13, 19223252), (26, 9611626), (52, 4805813), (617, 405028), (1234, 202514), (2468, 101257), (7789, 32084), (8021, 31156), (15578, 16042)]