15137031

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^2$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 25571112

約数和(自身を除く): 10434081

約数列:

[1, 3, 7, 13, 21, 39, 49, 89, 91, 147, 267, 273, 623, 637, 1157, 1869, 1911, 3471, 4361, 7921, 8099, 13083, 23763, 24297, 55447, 56693, 102973, 166341, 170079, 308919, 388129, 720811, 1164387, 2162433, 5045677, 15137031]

約数ペア:

[(1, 15137031), (3, 5045677), (7, 2162433), (13, 1164387), (21, 720811), (39, 388129), (49, 308919), (89, 170079), (91, 166341), (147, 102973), (267, 56693), (273, 55447), (623, 24297), (637, 23763), (1157, 13083), (1869, 8099), (1911, 7921), (3471, 4361)]