1243396144

素因数分解:

$2^4\times {\mathrm{139}}^1\times {\mathrm{559081}}^1$

素因数の和:559228

約数の個数: 20

約数和(自身を含む): 2426415880

約数和(自身を除く): 1183019736

約数列:

[1, 2, 4, 8, 16, 139, 278, 556, 1112, 2224, 559081, 1118162, 2236324, 4472648, 8945296, 77712259, 155424518, 310849036, 621698072, 1243396144]

約数ペア:

[(1, 1243396144), (2, 621698072), (4, 310849036), (8, 155424518), (16, 77712259), (139, 8945296), (278, 4472648), (556, 2236324), (1112, 1118162), (2224, 559081)]