24721587

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 42468192

約数和(自身を除く): 17746605

約数列:

[1, 3, 9, 11, 17, 33, 37, 51, 99, 111, 153, 187, 333, 397, 407, 561, 629, 1191, 1221, 1683, 1887, 3573, 3663, 4367, 5661, 6749, 6919, 13101, 14689, 20247, 20757, 39303, 44067, 60741, 62271, 74239, 132201, 161579, 222717, 249713, 484737, 668151, 749139, 1454211, 2247417, 2746843, 8240529, 24721587]

約数ペア:

[(1, 24721587), (3, 8240529), (9, 2746843), (11, 2247417), (17, 1454211), (33, 749139), (37, 668151), (51, 484737), (99, 249713), (111, 222717), (153, 161579), (187, 132201), (333, 74239), (397, 62271), (407, 60741), (561, 44067), (629, 39303), (1191, 20757), (1221, 20247), (1683, 14689), (1887, 13101), (3573, 6919), (3663, 6749), (4367, 5661)]