51240969

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{571}}^1$

素因数の和:662

約数の個数: 36

約数和(自身を含む): 81647280

約数和(自身を除く): 30406311

約数列:

[1, 3, 9, 13, 39, 59, 117, 169, 177, 507, 531, 571, 767, 1521, 1713, 2301, 5139, 6903, 7423, 9971, 22269, 29913, 33689, 66807, 89739, 96499, 101067, 289497, 303201, 437957, 868491, 1313871, 3941613, 5693441, 17080323, 51240969]

約数ペア:

[(1, 51240969), (3, 17080323), (9, 5693441), (13, 3941613), (39, 1313871), (59, 868491), (117, 437957), (169, 303201), (177, 289497), (507, 101067), (531, 96499), (571, 89739), (767, 66807), (1521, 33689), (1713, 29913), (2301, 22269), (5139, 9971), (6903, 7423)]