397201973

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3167}}^1$

素因数の和:3257

約数の個数: 32

約数和(自身を含む): 510935040

約数和(自身を除く): 113733067

約数列:

[1, 7, 19, 23, 41, 133, 161, 287, 437, 779, 943, 3059, 3167, 5453, 6601, 17917, 22169, 60173, 72841, 125419, 129847, 421211, 509887, 908929, 1383979, 2467093, 2986481, 9687853, 17269651, 20905367, 56743139, 397201973]

約数ペア:

[(1, 397201973), (7, 56743139), (19, 20905367), (23, 17269651), (41, 9687853), (133, 2986481), (161, 2467093), (287, 1383979), (437, 908929), (779, 509887), (943, 421211), (3059, 129847), (3167, 125419), (5453, 72841), (6601, 60173), (17917, 22169)]