646330707

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{619}}^1$

素因数の和:888

約数の個数: 48

約数和(自身を含む): 1044576000

約数和(自身を除く): 398245293

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 199, 477, 583, 597, 619, 1749, 1791, 1857, 2189, 5247, 5571, 6567, 6809, 10547, 19701, 20427, 31641, 32807, 61281, 94923, 98421, 116017, 123181, 295263, 348051, 360877, 369543, 1044153, 1082631, 1108629, 1354991, 3247893, 4064973, 6528593, 12194919, 19585779, 58757337, 71814523, 215443569, 646330707]

約数ペア:

[(1, 646330707), (3, 215443569), (9, 71814523), (11, 58757337), (33, 19585779), (53, 12194919), (99, 6528593), (159, 4064973), (199, 3247893), (477, 1354991), (583, 1108629), (597, 1082631), (619, 1044153), (1749, 369543), (1791, 360877), (1857, 348051), (2189, 295263), (5247, 123181), (5571, 116017), (6567, 98421), (6809, 94923), (10547, 61281), (19701, 32807), (20427, 31641)]