156979816

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{68371}}^1$

素因数の和:68425

約数の個数: 32

約数和(自身を含む): 344594880

約数和(自身を除く): 187615064

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 82, 164, 287, 328, 574, 1148, 2296, 68371, 136742, 273484, 478597, 546968, 957194, 1914388, 2803211, 3828776, 5606422, 11212844, 19622477, 22425688, 39244954, 78489908, 156979816]

約数ペア:

[(1, 156979816), (2, 78489908), (4, 39244954), (7, 22425688), (8, 19622477), (14, 11212844), (28, 5606422), (41, 3828776), (56, 2803211), (82, 1914388), (164, 957194), (287, 546968), (328, 478597), (574, 273484), (1148, 136742), (2296, 68371)]