397564972

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1\times {\mathrm{941}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 810270720

約数和(自身を除く): 412705748

約数列:

[1, 2, 4, 7, 14, 28, 79, 158, 191, 316, 382, 553, 764, 941, 1106, 1337, 1882, 2212, 2674, 3764, 5348, 6587, 13174, 15089, 26348, 30178, 60356, 74339, 105623, 148678, 179731, 211246, 297356, 359462, 422492, 520373, 718924, 1040746, 1258117, 2081492, 2516234, 5032468, 14198749, 28397498, 56794996, 99391243, 198782486, 397564972]

約数ペア:

[(1, 397564972), (2, 198782486), (4, 99391243), (7, 56794996), (14, 28397498), (28, 14198749), (79, 5032468), (158, 2516234), (191, 2081492), (316, 1258117), (382, 1040746), (553, 718924), (764, 520373), (941, 422492), (1106, 359462), (1337, 297356), (1882, 211246), (2212, 179731), (2674, 148678), (3764, 105623), (5348, 74339), (6587, 60356), (13174, 30178), (15089, 26348)]