23490819

素因数分解:

$3^2\times {\mathrm{11}}^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 39053664

約数和(自身を除く): 15562845

約数列:

[1, 3, 9, 11, 33, 37, 53, 99, 111, 121, 159, 333, 363, 407, 477, 583, 1089, 1221, 1331, 1749, 1961, 3663, 3993, 4477, 5247, 5883, 6413, 11979, 13431, 17649, 19239, 21571, 40293, 49247, 57717, 64713, 70543, 147741, 194139, 211629, 237281, 443223, 634887, 711843, 2135529, 2610091, 7830273, 23490819]

約数ペア:

[(1, 23490819), (3, 7830273), (9, 2610091), (11, 2135529), (33, 711843), (37, 634887), (53, 443223), (99, 237281), (111, 211629), (121, 194139), (159, 147741), (333, 70543), (363, 64713), (407, 57717), (477, 49247), (583, 40293), (1089, 21571), (1221, 19239), (1331, 17649), (1749, 13431), (1961, 11979), (3663, 6413), (3993, 5883), (4477, 5247)]