40647117

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{2447}}^1$

素因数の和:2577

約数の個数: 24

約数和(自身を含む): 63628416

約数和(自身を除く): 22981299

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 2373, 2447, 5537, 7341, 16611, 17129, 51387, 119903, 276511, 359709, 829533, 1935577, 5806731, 13549039, 40647117]

約数ペア:

[(1, 40647117), (3, 13549039), (7, 5806731), (21, 1935577), (49, 829533), (113, 359709), (147, 276511), (339, 119903), (791, 51387), (2373, 17129), (2447, 16611), (5537, 7341)]