13653237

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 21159936

約数和(自身を除く): 7506699

約数列:

[1, 3, 13, 23, 31, 39, 69, 93, 299, 403, 491, 713, 897, 1209, 1473, 2139, 6383, 9269, 11293, 15221, 19149, 27807, 33879, 45663, 146809, 197873, 350083, 440427, 593619, 1050249, 4551079, 13653237]

約数ペア:

[(1, 13653237), (3, 4551079), (13, 1050249), (23, 593619), (31, 440427), (39, 350083), (69, 197873), (93, 146809), (299, 45663), (403, 33879), (491, 27807), (713, 19149), (897, 15221), (1209, 11293), (1473, 9269), (2139, 6383)]