71428196

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{28663}}^1$

素因数の和:28763

約数の個数: 24

約数和(自身を含む): 144466560

約数和(自身を除く): 73038364

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 28663, 57326, 114652, 200641, 401282, 802564, 2551007, 5102014, 10204028, 17857049, 35714098, 71428196]

約数ペア:

[(1, 71428196), (2, 35714098), (4, 17857049), (7, 10204028), (14, 5102014), (28, 2551007), (89, 802564), (178, 401282), (356, 200641), (623, 114652), (1246, 57326), (2492, 28663)]