641170076

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{503}}^1\times {\mathrm{7411}}^1$

素因数の和:7961

約数の個数: 24

約数和(自身を含む): 1150579584

約数和(自身を除く): 509409508

約数列:

[1, 2, 4, 43, 86, 172, 503, 1006, 2012, 7411, 14822, 21629, 29644, 43258, 86516, 318673, 637346, 1274692, 3727733, 7455466, 14910932, 160292519, 320585038, 641170076]

約数ペア:

[(1, 641170076), (2, 320585038), (4, 160292519), (43, 14910932), (86, 7455466), (172, 3727733), (503, 1274692), (1006, 637346), (2012, 318673), (7411, 86516), (14822, 43258), (21629, 29644)]