73970253

素因数分解:

$3^4\times 7^2\times {\mathrm{18637}}^1$

素因数の和:18663

約数の個数: 30

約数和(自身を含む): 128546286

約数和(自身を除く): 54576033

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969, 18637, 55911, 130459, 167733, 391377, 503199, 913213, 1174131, 1509597, 2739639, 3522393, 8218917, 10567179, 24656751, 73970253]

約数ペア:

[(1, 73970253), (3, 24656751), (7, 10567179), (9, 8218917), (21, 3522393), (27, 2739639), (49, 1509597), (63, 1174131), (81, 913213), (147, 503199), (189, 391377), (441, 167733), (567, 130459), (1323, 55911), (3969, 18637)]