78003828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{309539}}^1$

素因数の和:309556

約数の個数: 36

約数和(自身を含む): 225345120

約数和(自身を除く): 147341292

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 309539, 619078, 928617, 1238156, 1857234, 2166773, 2785851, 3714468, 4333546, 5571702, 6500319, 8667092, 11143404, 13000638, 19500957, 26001276, 39001914, 78003828]

約数ペア:

[(1, 78003828), (2, 39001914), (3, 26001276), (4, 19500957), (6, 13000638), (7, 11143404), (9, 8667092), (12, 6500319), (14, 5571702), (18, 4333546), (21, 3714468), (28, 2785851), (36, 2166773), (42, 1857234), (63, 1238156), (84, 928617), (126, 619078), (252, 309539)]