77662719

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:397

約数の個数: 40

約数和(自身を含む): 121131648

約数和(自身を除く): 43468929

約数列:

[1, 3, 9, 27, 31, 81, 93, 157, 197, 279, 471, 591, 837, 1413, 1773, 2511, 4239, 4867, 5319, 6107, 12717, 14601, 15957, 18321, 30929, 43803, 54963, 92787, 131409, 164889, 278361, 394227, 494667, 835083, 958799, 2505249, 2876397, 8629191, 25887573, 77662719]

約数ペア:

[(1, 77662719), (3, 25887573), (9, 8629191), (27, 2876397), (31, 2505249), (81, 958799), (93, 835083), (157, 494667), (197, 394227), (279, 278361), (471, 164889), (591, 131409), (837, 92787), (1413, 54963), (1773, 43803), (2511, 30929), (4239, 18321), (4867, 15957), (5319, 14601), (6107, 12717)]