405753372

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{1951}}^1$

素因数の和:2123

約数の個数: 72

約数和(自身を含む): 1055134080

約数和(自身を除く): 649380708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 106, 109, 159, 212, 218, 318, 327, 436, 477, 636, 654, 954, 981, 1308, 1908, 1951, 1962, 3902, 3924, 5777, 5853, 7804, 11554, 11706, 17331, 17559, 23108, 23412, 34662, 35118, 51993, 69324, 70236, 103403, 103986, 206806, 207972, 212659, 310209, 413612, 425318, 620418, 637977, 850636, 930627, 1240836, 1275954, 1861254, 1913931, 2551908, 3722508, 3827862, 7655724, 11270927, 22541854, 33812781, 45083708, 67625562, 101438343, 135251124, 202876686, 405753372]

約数ペア:

[(1, 405753372), (2, 202876686), (3, 135251124), (4, 101438343), (6, 67625562), (9, 45083708), (12, 33812781), (18, 22541854), (36, 11270927), (53, 7655724), (106, 3827862), (109, 3722508), (159, 2551908), (212, 1913931), (218, 1861254), (318, 1275954), (327, 1240836), (436, 930627), (477, 850636), (636, 637977), (654, 620418), (954, 425318), (981, 413612), (1308, 310209), (1908, 212659), (1951, 207972), (1962, 206806), (3902, 103986), (3924, 103403), (5777, 70236), (5853, 69324), (7804, 51993), (11554, 35118), (11706, 34662), (17331, 23412), (17559, 23108)]