61490728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{1889}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 124626600

約数和(自身を除く): 63135872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 313, 626, 1252, 1889, 2504, 3778, 4069, 7556, 8138, 15112, 16276, 24557, 32552, 49114, 98228, 196456, 591257, 1182514, 2365028, 4730056, 7686341, 15372682, 30745364, 61490728]

約数ペア:

[(1, 61490728), (2, 30745364), (4, 15372682), (8, 7686341), (13, 4730056), (26, 2365028), (52, 1182514), (104, 591257), (313, 196456), (626, 98228), (1252, 49114), (1889, 32552), (2504, 24557), (3778, 16276), (4069, 15112), (7556, 8138)]