16405872

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:486

約数の個数: 80

約数和(自身を含む): 48901632

約数和(自身を除く): 32495760

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 157, 168, 311, 314, 336, 471, 622, 628, 933, 942, 1099, 1244, 1256, 1866, 1884, 2177, 2198, 2488, 2512, 3297, 3732, 3768, 4354, 4396, 4976, 6531, 6594, 7464, 7536, 8708, 8792, 13062, 13188, 14928, 17416, 17584, 26124, 26376, 34832, 48827, 52248, 52752, 97654, 104496, 146481, 195308, 292962, 341789, 390616, 585924, 683578, 781232, 1025367, 1171848, 1367156, 2050734, 2343696, 2734312, 4101468, 5468624, 8202936, 16405872]

約数ペア:

[(1, 16405872), (2, 8202936), (3, 5468624), (4, 4101468), (6, 2734312), (7, 2343696), (8, 2050734), (12, 1367156), (14, 1171848), (16, 1025367), (21, 781232), (24, 683578), (28, 585924), (42, 390616), (48, 341789), (56, 292962), (84, 195308), (112, 146481), (157, 104496), (168, 97654), (311, 52752), (314, 52248), (336, 48827), (471, 34832), (622, 26376), (628, 26124), (933, 17584), (942, 17416), (1099, 14928), (1244, 13188), (1256, 13062), (1866, 8792), (1884, 8708), (2177, 7536), (2198, 7464), (2488, 6594), (2512, 6531), (3297, 4976), (3732, 4396), (3768, 4354)]