12589731

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{491}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 23332608

約数和(自身を除く): 10742877

約数列:

[1, 3, 7, 9, 11, 21, 33, 37, 63, 77, 99, 111, 231, 259, 333, 407, 491, 693, 777, 1221, 1473, 2331, 2849, 3437, 3663, 4419, 5401, 8547, 10311, 16203, 18167, 25641, 30933, 37807, 48609, 54501, 113421, 127169, 163503, 199837, 340263, 381507, 599511, 1144521, 1398859, 1798533, 4196577, 12589731]

約数ペア:

[(1, 12589731), (3, 4196577), (7, 1798533), (9, 1398859), (11, 1144521), (21, 599511), (33, 381507), (37, 340263), (63, 199837), (77, 163503), (99, 127169), (111, 113421), (231, 54501), (259, 48609), (333, 37807), (407, 30933), (491, 25641), (693, 18167), (777, 16203), (1221, 10311), (1473, 8547), (2331, 5401), (2849, 4419), (3437, 3663)]