64668735

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 115521120

約数和(自身を除く): 50852385

約数列:

[1, 3, 5, 9, 15, 45, 67, 89, 201, 241, 267, 335, 445, 603, 723, 801, 1005, 1205, 1335, 2169, 3015, 3615, 4005, 5963, 10845, 16147, 17889, 21449, 29815, 48441, 53667, 64347, 80735, 89445, 107245, 145323, 193041, 242205, 268335, 321735, 726615, 965205, 1437083, 4311249, 7185415, 12933747, 21556245, 64668735]

約数ペア:

[(1, 64668735), (3, 21556245), (5, 12933747), (9, 7185415), (15, 4311249), (45, 1437083), (67, 965205), (89, 726615), (201, 321735), (241, 268335), (267, 242205), (335, 193041), (445, 145323), (603, 107245), (723, 89445), (801, 80735), (1005, 64347), (1205, 53667), (1335, 48441), (2169, 29815), (3015, 21449), (3615, 17889), (4005, 16147), (5963, 10845)]