40338387

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{563}}^1$

素因数の和:1007

約数の個数: 24

約数和(自身を含む): 61588800

約数和(自身を除く): 21250413

約数列:

[1, 3, 9, 19, 57, 171, 419, 563, 1257, 1689, 3771, 5067, 7961, 10697, 23883, 32091, 71649, 96273, 235897, 707691, 2123073, 4482043, 13446129, 40338387]

約数ペア:

[(1, 40338387), (3, 13446129), (9, 4482043), (19, 2123073), (57, 707691), (171, 235897), (419, 96273), (563, 71649), (1257, 32091), (1689, 23883), (3771, 10697), (5067, 7961)]