78215408

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{21347}}^1$

素因数の和:21584

約数の個数: 20

約数和(自身を含む): 152211240

約数和(自身を除く): 73995832

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 21347, 42694, 85388, 170776, 341552, 4888463, 9776926, 19553852, 39107704, 78215408]

約数ペア:

[(1, 78215408), (2, 39107704), (4, 19553852), (8, 9776926), (16, 4888463), (229, 341552), (458, 170776), (916, 85388), (1832, 42694), (3664, 21347)]