165397005

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 308448000

約数和(自身を除く): 143050995

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 83, 87, 135, 145, 249, 261, 415, 435, 509, 747, 783, 1245, 1305, 1527, 2241, 2407, 2545, 3735, 3915, 4581, 7221, 7635, 11205, 12035, 13743, 14761, 21663, 22905, 36105, 42247, 44283, 64989, 68715, 73805, 108315, 126741, 132849, 211235, 221415, 324945, 380223, 398547, 633705, 664245, 1140669, 1225163, 1901115, 1992735, 3675489, 5703345, 6125815, 11026467, 18377445, 33079401, 55132335, 165397005]

約数ペア:

[(1, 165397005), (3, 55132335), (5, 33079401), (9, 18377445), (15, 11026467), (27, 6125815), (29, 5703345), (45, 3675489), (83, 1992735), (87, 1901115), (135, 1225163), (145, 1140669), (249, 664245), (261, 633705), (415, 398547), (435, 380223), (509, 324945), (747, 221415), (783, 211235), (1245, 132849), (1305, 126741), (1527, 108315), (2241, 73805), (2407, 68715), (2545, 64989), (3735, 44283), (3915, 42247), (4581, 36105), (7221, 22905), (7635, 21663), (11205, 14761), (12035, 13743)]