81684774

素因数分解:

$2^1\times 3^4\times {\mathrm{449}}^1\times {\mathrm{1123}}^1$

素因数の和:1586

約数の個数: 40

約数和(自身を含む): 183605400

約数和(自身を除く): 101920626

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 449, 898, 1123, 1347, 2246, 2694, 3369, 4041, 6738, 8082, 10107, 12123, 20214, 24246, 30321, 36369, 60642, 72738, 90963, 181926, 504227, 1008454, 1512681, 3025362, 4538043, 9076086, 13614129, 27228258, 40842387, 81684774]

約数ペア:

[(1, 81684774), (2, 40842387), (3, 27228258), (6, 13614129), (9, 9076086), (18, 4538043), (27, 3025362), (54, 1512681), (81, 1008454), (162, 504227), (449, 181926), (898, 90963), (1123, 72738), (1347, 60642), (2246, 36369), (2694, 30321), (3369, 24246), (4041, 20214), (6738, 12123), (8082, 10107)]