251127032

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{77893}}^1$

素因数の和:77943

約数の個数: 32

約数和(自身を含む): 523447680

約数和(自身を除く): 272320648

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 77893, 155786, 311572, 623144, 1012609, 2025218, 2414683, 4050436, 4829366, 8100872, 9658732, 19317464, 31390879, 62781758, 125563516, 251127032]

約数ペア:

[(1, 251127032), (2, 125563516), (4, 62781758), (8, 31390879), (13, 19317464), (26, 9658732), (31, 8100872), (52, 4829366), (62, 4050436), (104, 2414683), (124, 2025218), (248, 1012609), (403, 623144), (806, 311572), (1612, 155786), (3224, 77893)]