393026403

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2731}}^1$

素因数の和:2848

約数の個数: 48

約数和(自身を含む): 672727680

約数和(自身を除く): 279701277

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 89, 147, 231, 267, 539, 623, 979, 1617, 1869, 2731, 2937, 4361, 6853, 8193, 13083, 19117, 20559, 30041, 47971, 57351, 90123, 133819, 143913, 210287, 243059, 401457, 630861, 729177, 1472009, 1701413, 2673649, 4416027, 5104239, 8020947, 11909891, 18715543, 35729673, 56146629, 131008801, 393026403]

約数ペア:

[(1, 393026403), (3, 131008801), (7, 56146629), (11, 35729673), (21, 18715543), (33, 11909891), (49, 8020947), (77, 5104239), (89, 4416027), (147, 2673649), (231, 1701413), (267, 1472009), (539, 729177), (623, 630861), (979, 401457), (1617, 243059), (1869, 210287), (2731, 143913), (2937, 133819), (4361, 90123), (6853, 57351), (8193, 47971), (13083, 30041), (19117, 20559)]