73756137

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 127102976

約数和(自身を除く): 53346839

約数列:

[1, 3, 7, 13, 21, 39, 43, 61, 91, 103, 129, 183, 273, 301, 309, 427, 559, 721, 793, 903, 1281, 1339, 1677, 2163, 2379, 2623, 3913, 4017, 4429, 5551, 6283, 7869, 9373, 11739, 13287, 16653, 18361, 18849, 28119, 31003, 34099, 43981, 55083, 57577, 81679, 93009, 102297, 131943, 172731, 238693, 245037, 270169, 403039, 571753, 716079, 810507, 1209117, 1715259, 1891183, 3512197, 5673549, 10536591, 24585379, 73756137]

約数ペア:

[(1, 73756137), (3, 24585379), (7, 10536591), (13, 5673549), (21, 3512197), (39, 1891183), (43, 1715259), (61, 1209117), (91, 810507), (103, 716079), (129, 571753), (183, 403039), (273, 270169), (301, 245037), (309, 238693), (427, 172731), (559, 131943), (721, 102297), (793, 93009), (903, 81679), (1281, 57577), (1339, 55083), (1677, 43981), (2163, 34099), (2379, 31003), (2623, 28119), (3913, 18849), (4017, 18361), (4429, 16653), (5551, 13287), (6283, 11739), (7869, 9373)]