398913983

素因数分解:

${\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{863}}^1$

素因数の和:975

約数の個数: 24

約数和(自身を含む): 456430464

約数和(自身を除く): 57516481

約数列:

[1, 13, 31, 37, 403, 481, 863, 961, 1147, 11219, 12493, 14911, 26753, 31931, 35557, 347789, 415103, 462241, 829343, 989861, 10781459, 12868193, 30685691, 398913983]

約数ペア:

[(1, 398913983), (13, 30685691), (31, 12868193), (37, 10781459), (403, 989861), (481, 829343), (863, 462241), (961, 415103), (1147, 347789), (11219, 35557), (12493, 31931), (14911, 26753)]