12935972

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:308

約数の個数: 48

約数和(自身を含む): 27216000

約数和(自身を除く): 14280028

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 89, 116, 178, 179, 203, 356, 358, 406, 623, 716, 812, 1246, 1253, 2492, 2506, 2581, 5012, 5162, 5191, 10324, 10382, 15931, 18067, 20764, 31862, 36134, 36337, 63724, 72268, 72674, 111517, 145348, 223034, 446068, 461999, 923998, 1847996, 3233993, 6467986, 12935972]

約数ペア:

[(1, 12935972), (2, 6467986), (4, 3233993), (7, 1847996), (14, 923998), (28, 461999), (29, 446068), (58, 223034), (89, 145348), (116, 111517), (178, 72674), (179, 72268), (203, 63724), (356, 36337), (358, 36134), (406, 31862), (623, 20764), (716, 18067), (812, 15931), (1246, 10382), (1253, 10324), (2492, 5191), (2506, 5162), (2581, 5012)]