8721569408

素因数分解:

$2^7\times {\mathrm{173}}^1\times {\mathrm{393857}}^1$

素因数の和:394044

約数の個数: 32

約数和(自身を含む): 17475479460

約数和(自身を除く): 8753910052

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 173, 346, 692, 1384, 2768, 5536, 11072, 22144, 393857, 787714, 1575428, 3150856, 6301712, 12603424, 25206848, 50413696, 68137261, 136274522, 272549044, 545098088, 1090196176, 2180392352, 4360784704, 8721569408]

約数ペア:

[(1, 8721569408), (2, 4360784704), (4, 2180392352), (8, 1090196176), (16, 545098088), (32, 272549044), (64, 136274522), (128, 68137261), (173, 50413696), (346, 25206848), (692, 12603424), (1384, 6301712), (2768, 3150856), (5536, 1575428), (11072, 787714), (22144, 393857)]