140553854

素因数分解:

$2^1\times 7^3\times {\mathrm{331}}^1\times {\mathrm{619}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 247008000

約数和(自身を除く): 106454146

約数列:

[1, 2, 7, 14, 49, 98, 331, 343, 619, 662, 686, 1238, 2317, 4333, 4634, 8666, 16219, 30331, 32438, 60662, 113533, 204889, 212317, 227066, 409778, 424634, 1434223, 2868446, 10039561, 20079122, 70276927, 140553854]

約数ペア:

[(1, 140553854), (2, 70276927), (7, 20079122), (14, 10039561), (49, 2868446), (98, 1434223), (331, 424634), (343, 409778), (619, 227066), (662, 212317), (686, 204889), (1238, 113533), (2317, 60662), (4333, 32438), (4634, 30331), (8666, 16219)]