31984197

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 50054400

約数和(自身を除く): 18070203

約数列:

[1, 3, 7, 21, 89, 109, 157, 267, 327, 471, 623, 763, 1099, 1869, 2289, 3297, 9701, 13973, 17113, 29103, 41919, 51339, 67907, 97811, 119791, 203721, 293433, 359373, 1523057, 4569171, 10661399, 31984197]

約数ペア:

[(1, 31984197), (3, 10661399), (7, 4569171), (21, 1523057), (89, 359373), (109, 293433), (157, 203721), (267, 119791), (327, 97811), (471, 67907), (623, 51339), (763, 41919), (1099, 29103), (1869, 17113), (2289, 13973), (3297, 9701)]