71138928

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{211723}}^1$

素因数の和:211741

約数の個数: 40

約数和(自身を含む): 210030208

約数和(自身を除く): 138891280

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 211723, 423446, 635169, 846892, 1270338, 1482061, 1693784, 2540676, 2964122, 3387568, 4446183, 5081352, 5928244, 8892366, 10162704, 11856488, 17784732, 23712976, 35569464, 71138928]

約数ペア:

[(1, 71138928), (2, 35569464), (3, 23712976), (4, 17784732), (6, 11856488), (7, 10162704), (8, 8892366), (12, 5928244), (14, 5081352), (16, 4446183), (21, 3387568), (24, 2964122), (28, 2540676), (42, 1693784), (48, 1482061), (56, 1270338), (84, 846892), (112, 635169), (168, 423446), (336, 211723)]