291994884

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^2\times {\mathrm{1609}}^1$

素因数の和:1761

約数の個数: 54

約数和(自身を含む): 749105630

約数和(自身を除く): 457110746

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 1609, 2556, 3218, 4827, 5041, 6436, 9654, 10082, 14481, 15123, 19308, 20164, 28962, 30246, 45369, 57924, 60492, 90738, 114239, 181476, 228478, 342717, 456956, 685434, 1028151, 1370868, 2056302, 4112604, 8110969, 16221938, 24332907, 32443876, 48665814, 72998721, 97331628, 145997442, 291994884]

約数ペア:

[(1, 291994884), (2, 145997442), (3, 97331628), (4, 72998721), (6, 48665814), (9, 32443876), (12, 24332907), (18, 16221938), (36, 8110969), (71, 4112604), (142, 2056302), (213, 1370868), (284, 1028151), (426, 685434), (639, 456956), (852, 342717), (1278, 228478), (1609, 181476), (2556, 114239), (3218, 90738), (4827, 60492), (5041, 57924), (6436, 45369), (9654, 30246), (10082, 28962), (14481, 20164), (15123, 19308)]