8131858

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{457}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 14773248

約数和(自身を除く): 6641390

約数列:

[1, 2, 7, 14, 31, 41, 62, 82, 217, 287, 434, 457, 574, 914, 1271, 2542, 3199, 6398, 8897, 14167, 17794, 18737, 28334, 37474, 99169, 131159, 198338, 262318, 580847, 1161694, 4065929, 8131858]

約数ペア:

[(1, 8131858), (2, 4065929), (7, 1161694), (14, 580847), (31, 262318), (41, 198338), (62, 131159), (82, 99169), (217, 37474), (287, 28334), (434, 18737), (457, 17794), (574, 14167), (914, 8897), (1271, 6398), (2542, 3199)]