71784496

素因数分解:

$2^4\times 7^1\times {\mathrm{640933}}^1$

素因数の和:640948

約数の個数: 20

約数和(自身を含む): 158951632

約数和(自身を除く): 87167136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 640933, 1281866, 2563732, 4486531, 5127464, 8973062, 10254928, 17946124, 35892248, 71784496]

約数ペア:

[(1, 71784496), (2, 35892248), (4, 17946124), (7, 10254928), (8, 8973062), (14, 5127464), (16, 4486531), (28, 2563732), (56, 1281866), (112, 640933)]