31287114

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{19979}}^1$

素因数の和:20019

約数の個数: 32

約数和(自身を含む): 71928000

約数和(自身を除く): 40640886

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 87, 174, 261, 522, 783, 1566, 19979, 39958, 59937, 119874, 179811, 359622, 539433, 579391, 1078866, 1158782, 1738173, 3476346, 5214519, 10429038, 15643557, 31287114]

約数ペア:

[(1, 31287114), (2, 15643557), (3, 10429038), (6, 5214519), (9, 3476346), (18, 1738173), (27, 1158782), (29, 1078866), (54, 579391), (58, 539433), (87, 359622), (174, 179811), (261, 119874), (522, 59937), (783, 39958), (1566, 19979)]