64491378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{4639}}^1$

素因数の和:4982

約数の個数: 32

約数和(自身を含む): 147886080

約数和(自身を除く): 83394702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 331, 662, 993, 1986, 2317, 4634, 4639, 6951, 9278, 13902, 13917, 27834, 32473, 64946, 97419, 194838, 1535509, 3071018, 4606527, 9213054, 10748563, 21497126, 32245689, 64491378]

約数ペア:

[(1, 64491378), (2, 32245689), (3, 21497126), (6, 10748563), (7, 9213054), (14, 4606527), (21, 3071018), (42, 1535509), (331, 194838), (662, 97419), (993, 64946), (1986, 32473), (2317, 27834), (4634, 13917), (4639, 13902), (6951, 9278)]