39916233

素因数分解:

$3^4\times 7^2\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:228

約数の個数: 60

約数和(自身を含む): 70763220

約数和(自身を除く): 30846987

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 89, 113, 147, 189, 267, 339, 441, 567, 623, 791, 801, 1017, 1323, 1869, 2373, 2403, 3051, 3969, 4361, 5537, 5607, 7119, 7209, 9153, 10057, 13083, 16611, 16821, 21357, 30171, 39249, 49833, 50463, 64071, 70399, 90513, 117747, 149499, 211197, 271539, 353241, 448497, 492793, 633591, 814617, 1478379, 1900773, 4435137, 5702319, 13305411, 39916233]

約数ペア:

[(1, 39916233), (3, 13305411), (7, 5702319), (9, 4435137), (21, 1900773), (27, 1478379), (49, 814617), (63, 633591), (81, 492793), (89, 448497), (113, 353241), (147, 271539), (189, 211197), (267, 149499), (339, 117747), (441, 90513), (567, 70399), (623, 64071), (791, 50463), (801, 49833), (1017, 39249), (1323, 30171), (1869, 21357), (2373, 16821), (2403, 16611), (3051, 13083), (3969, 10057), (4361, 9153), (5537, 7209), (5607, 7119)]