820652

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:150

約数の個数: 36

約数和(自身を含む): 1723680

約数和(自身を除く): 903028

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 79, 98, 106, 158, 196, 212, 316, 371, 553, 742, 1106, 1484, 2212, 2597, 3871, 4187, 5194, 7742, 8374, 10388, 15484, 16748, 29309, 58618, 117236, 205163, 410326, 820652]

約数ペア:

[(1, 820652), (2, 410326), (4, 205163), (7, 117236), (14, 58618), (28, 29309), (49, 16748), (53, 15484), (79, 10388), (98, 8374), (106, 7742), (158, 5194), (196, 4187), (212, 3871), (316, 2597), (371, 2212), (553, 1484), (742, 1106)]