90270719

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1\times {\mathrm{541}}^1$

素因数の和:767

約数の個数: 24

約数和(自身を含む): 114184224

約数和(自身を除く): 23913505

約数列:

[1, 7, 11, 77, 121, 197, 541, 847, 1379, 2167, 3787, 5951, 15169, 23837, 41657, 65461, 106577, 166859, 458227, 746039, 1172347, 8206429, 12895817, 90270719]

約数ペア:

[(1, 90270719), (7, 12895817), (11, 8206429), (77, 1172347), (121, 746039), (197, 458227), (541, 166859), (847, 106577), (1379, 65461), (2167, 41657), (3787, 23837), (5951, 15169)]