31217877

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:214

約数の個数: 36

約数和(自身を含む): 48310080

約数和(自身を除く): 17092203

約数列:

[1, 3, 9, 23, 69, 79, 83, 207, 237, 249, 529, 711, 747, 1587, 1817, 1909, 4761, 5451, 5727, 6557, 16353, 17181, 19671, 41791, 43907, 59013, 125373, 131721, 150811, 376119, 395163, 452433, 1357299, 3468653, 10405959, 31217877]

約数ペア:

[(1, 31217877), (3, 10405959), (9, 3468653), (23, 1357299), (69, 452433), (79, 395163), (83, 376119), (207, 150811), (237, 131721), (249, 125373), (529, 59013), (711, 43907), (747, 41791), (1587, 19671), (1817, 17181), (1909, 16353), (4761, 6557), (5451, 5727)]