551498207

素因数分解:

${\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{1381}}^1$

素因数の和:1563

約数の個数: 24

約数和(自身を含む): 637323120

約数和(自身を除く): 85824913

約数列:

[1, 13, 17, 139, 169, 221, 1381, 1807, 2363, 2873, 17953, 23477, 23491, 30719, 191959, 233389, 305201, 399347, 2495467, 3263303, 3967613, 32441071, 42422939, 551498207]

約数ペア:

[(1, 551498207), (13, 42422939), (17, 32441071), (139, 3967613), (169, 3263303), (221, 2495467), (1381, 399347), (1807, 305201), (2363, 233389), (2873, 191959), (17953, 30719), (23477, 23491)]