81301976

素因数分解:

$2^3\times 7^3\times {\mathrm{29629}}^1$

素因数の和:29656

約数の個数: 32

約数和(自身を含む): 177780000

約数和(自身を除く): 96478024

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 29629, 59258, 118516, 207403, 237032, 414806, 829612, 1451821, 1659224, 2903642, 5807284, 10162747, 11614568, 20325494, 40650988, 81301976]

約数ペア:

[(1, 81301976), (2, 40650988), (4, 20325494), (7, 11614568), (8, 10162747), (14, 5807284), (28, 2903642), (49, 1659224), (56, 1451821), (98, 829612), (196, 414806), (343, 237032), (392, 207403), (686, 118516), (1372, 59258), (2744, 29629)]