28239344

素因数分解:

$2^4\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2833}}^1$

素因数の和:2937

約数の個数: 40

約数和(自身を含む): 63254880

約数和(自身を除く): 35015536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 89, 112, 178, 356, 623, 712, 1246, 1424, 2492, 2833, 4984, 5666, 9968, 11332, 19831, 22664, 39662, 45328, 79324, 158648, 252137, 317296, 504274, 1008548, 1764959, 2017096, 3529918, 4034192, 7059836, 14119672, 28239344]

約数ペア:

[(1, 28239344), (2, 14119672), (4, 7059836), (7, 4034192), (8, 3529918), (14, 2017096), (16, 1764959), (28, 1008548), (56, 504274), (89, 317296), (112, 252137), (178, 158648), (356, 79324), (623, 45328), (712, 39662), (1246, 22664), (1424, 19831), (2492, 11332), (2833, 9968), (4984, 5666)]