122981572

素因数分解:

$2^2\times 7^2\times {\mathrm{389}}^1\times {\mathrm{1613}}^1$

素因数の和:2020

約数の個数: 36

約数和(自身を含む): 251154540

約数和(自身を除く): 128172968

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 389, 778, 1556, 1613, 2723, 3226, 5446, 6452, 10892, 11291, 19061, 22582, 38122, 45164, 76244, 79037, 158074, 316148, 627457, 1254914, 2509828, 4392199, 8784398, 17568796, 30745393, 61490786, 122981572]

約数ペア:

[(1, 122981572), (2, 61490786), (4, 30745393), (7, 17568796), (14, 8784398), (28, 4392199), (49, 2509828), (98, 1254914), (196, 627457), (389, 316148), (778, 158074), (1556, 79037), (1613, 76244), (2723, 45164), (3226, 38122), (5446, 22582), (6452, 19061), (10892, 11291)]