81999204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{1663}}^1$

素因数の和:2264

約数の個数: 48

約数和(自身を含む): 219168768

約数和(自身を除く): 137169564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 587, 1174, 1663, 1761, 2348, 3326, 3522, 4109, 4989, 6652, 7044, 8218, 9978, 11641, 12327, 16436, 19956, 23282, 24654, 34923, 46564, 49308, 69846, 139692, 976181, 1952362, 2928543, 3904724, 5857086, 6833267, 11714172, 13666534, 20499801, 27333068, 40999602, 81999204]

約数ペア:

[(1, 81999204), (2, 40999602), (3, 27333068), (4, 20499801), (6, 13666534), (7, 11714172), (12, 6833267), (14, 5857086), (21, 3904724), (28, 2928543), (42, 1952362), (84, 976181), (587, 139692), (1174, 69846), (1663, 49308), (1761, 46564), (2348, 34923), (3326, 24654), (3522, 23282), (4109, 19956), (4989, 16436), (6652, 12327), (7044, 11641), (8218, 9978)]