28248741

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:745

約数の個数: 24

約数和(自身を含む): 42007680

約数和(自身を除く): 13758939

約数列:

[1, 3, 9, 67, 79, 201, 237, 593, 603, 711, 1779, 5293, 5337, 15879, 39731, 46847, 47637, 119193, 140541, 357579, 421623, 3138749, 9416247, 28248741]

約数ペア:

[(1, 28248741), (3, 9416247), (9, 3138749), (67, 421623), (79, 357579), (201, 140541), (237, 119193), (593, 47637), (603, 46847), (711, 39731), (1779, 15879), (5293, 5337)]