71521212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{19801}}^1$

素因数の和:19858

約数の個数: 48

約数和(自身を含む): 195168512

約数和(自身を除く): 123647300

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 19801, 39602, 59403, 79204, 118806, 138607, 237612, 277214, 415821, 554428, 831642, 851443, 1663284, 1702886, 2554329, 3405772, 5108658, 5960101, 10217316, 11920202, 17880303, 23840404, 35760606, 71521212]

約数ペア:

[(1, 71521212), (2, 35760606), (3, 23840404), (4, 17880303), (6, 11920202), (7, 10217316), (12, 5960101), (14, 5108658), (21, 3405772), (28, 2554329), (42, 1702886), (43, 1663284), (84, 851443), (86, 831642), (129, 554428), (172, 415821), (258, 277214), (301, 237612), (516, 138607), (602, 118806), (903, 79204), (1204, 59403), (1806, 39602), (3612, 19801)]