321557732

素因数分解:

$2^2\times {\mathrm{199}}^1\times {\mathrm{613}}^1\times {\mathrm{659}}^1$

素因数の和:1475

約数の個数: 24

約数和(自身を含む): 567336000

約数和(自身を除く): 245778268

約数列:

[1, 2, 4, 199, 398, 613, 659, 796, 1226, 1318, 2452, 2636, 121987, 131141, 243974, 262282, 403967, 487948, 524564, 807934, 1615868, 80389433, 160778866, 321557732]

約数ペア:

[(1, 321557732), (2, 160778866), (4, 80389433), (199, 1615868), (398, 807934), (613, 524564), (659, 487948), (796, 403967), (1226, 262282), (1318, 243974), (2452, 131141), (2636, 121987)]