31189917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 48988800

約数和(自身を除く): 17798883

約数列:

[1, 3, 11, 17, 33, 51, 53, 159, 187, 561, 583, 901, 1049, 1749, 2703, 3147, 9911, 11539, 17833, 29733, 34617, 53499, 55597, 166791, 196163, 588489, 611567, 945149, 1834701, 2835447, 10396639, 31189917]

約数ペア:

[(1, 31189917), (3, 10396639), (11, 2835447), (17, 1834701), (33, 945149), (51, 611567), (53, 588489), (159, 196163), (187, 166791), (561, 55597), (583, 53499), (901, 34617), (1049, 29733), (1749, 17833), (2703, 11539), (3147, 9911)]