27828075

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:492

約数の個数: 48

約数和(自身を含む): 50889600

約数和(自身を除く): 23061525

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 89, 165, 267, 275, 379, 445, 825, 979, 1137, 1335, 1895, 2225, 2937, 4169, 4895, 5685, 6675, 9475, 12507, 14685, 20845, 24475, 28425, 33731, 62535, 73425, 101193, 104225, 168655, 312675, 371041, 505965, 843275, 1113123, 1855205, 2529825, 5565615, 9276025, 27828075]

約数ペア:

[(1, 27828075), (3, 9276025), (5, 5565615), (11, 2529825), (15, 1855205), (25, 1113123), (33, 843275), (55, 505965), (75, 371041), (89, 312675), (165, 168655), (267, 104225), (275, 101193), (379, 73425), (445, 62535), (825, 33731), (979, 28425), (1137, 24475), (1335, 20845), (1895, 14685), (2225, 12507), (2937, 9475), (4169, 6675), (4895, 5685)]