40980081

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^2\times {\mathrm{179}}^1$

素因数の和:333

約数の個数: 24

約数和(自身を含む): 59058720

約数和(自身を除く): 18078639

約数列:

[1, 3, 17, 51, 67, 179, 201, 537, 1139, 3043, 3417, 4489, 9129, 11993, 13467, 35979, 76313, 203881, 228939, 611643, 803531, 2410593, 13660027, 40980081]

約数ペア:

[(1, 40980081), (3, 13660027), (17, 2410593), (51, 803531), (67, 611643), (179, 228939), (201, 203881), (537, 76313), (1139, 35979), (3043, 13467), (3417, 11993), (4489, 9129)]