7481421

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{653}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 11562720

約数和(自身を除く): 4081299

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 653, 1273, 1959, 3819, 5877, 11457, 12407, 37221, 43751, 111663, 131253, 393759, 831269, 2493807, 7481421]

約数ペア:

[(1, 7481421), (3, 2493807), (9, 831269), (19, 393759), (57, 131253), (67, 111663), (171, 43751), (201, 37221), (603, 12407), (653, 11457), (1273, 5877), (1959, 3819)]