7125237

素因数分解:

$3^2\times 7^2\times {\mathrm{107}}^1\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 36

約数和(自身を含む): 12164256

約数和(自身を除く): 5039019

約数列:

[1, 3, 7, 9, 21, 49, 63, 107, 147, 151, 321, 441, 453, 749, 963, 1057, 1359, 2247, 3171, 5243, 6741, 7399, 9513, 15729, 16157, 22197, 47187, 48471, 66591, 113099, 145413, 339297, 791693, 1017891, 2375079, 7125237]

約数ペア:

[(1, 7125237), (3, 2375079), (7, 1017891), (9, 791693), (21, 339297), (49, 145413), (63, 113099), (107, 66591), (147, 48471), (151, 47187), (321, 22197), (441, 16157), (453, 15729), (749, 9513), (963, 7399), (1057, 6741), (1359, 5243), (2247, 3171)]