1389480912

素因数分解:

$2^4\times 3^3\times {\mathrm{1609}}^1\times {\mathrm{1999}}^1$

素因数の和:3625

約数の個数: 80

約数和(自身を含む): 3992800000

約数和(自身を除く): 2603319088

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 1609, 1999, 3218, 3998, 4827, 5997, 6436, 7996, 9654, 11994, 12872, 14481, 15992, 17991, 19308, 23988, 25744, 28962, 31984, 35982, 38616, 43443, 47976, 53973, 57924, 71964, 77232, 86886, 95952, 107946, 115848, 143928, 173772, 215892, 231696, 287856, 347544, 431784, 695088, 863568, 3216391, 6432782, 9649173, 12865564, 19298346, 25731128, 28947519, 38596692, 51462256, 57895038, 77193384, 86842557, 115790076, 154386768, 173685114, 231580152, 347370228, 463160304, 694740456, 1389480912]

約数ペア:

[(1, 1389480912), (2, 694740456), (3, 463160304), (4, 347370228), (6, 231580152), (8, 173685114), (9, 154386768), (12, 115790076), (16, 86842557), (18, 77193384), (24, 57895038), (27, 51462256), (36, 38596692), (48, 28947519), (54, 25731128), (72, 19298346), (108, 12865564), (144, 9649173), (216, 6432782), (432, 3216391), (1609, 863568), (1999, 695088), (3218, 431784), (3998, 347544), (4827, 287856), (5997, 231696), (6436, 215892), (7996, 173772), (9654, 143928), (11994, 115848), (12872, 107946), (14481, 95952), (15992, 86886), (17991, 77232), (19308, 71964), (23988, 57924), (25744, 53973), (28962, 47976), (31984, 43443), (35982, 38616)]