51019917

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{977}}^1$

素因数の和:1109

約数の個数: 24

約数和(自身を含む): 74453184

約数和(自身を除く): 23433267

約数列:

[1, 3, 13, 39, 103, 169, 309, 507, 977, 1339, 2931, 4017, 12701, 17407, 38103, 52221, 100631, 165113, 301893, 495339, 1308203, 3924609, 17006639, 51019917]

約数ペア:

[(1, 51019917), (3, 17006639), (13, 3924609), (39, 1308203), (103, 495339), (169, 301893), (309, 165113), (507, 100631), (977, 52221), (1339, 38103), (2931, 17407), (4017, 12701)]