121980618

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{81647}}^1$

素因数の和:81738

約数の個数: 24

約数和(自身を含む): 267478848

約数和(自身を除く): 145498230

約数列:

[1, 2, 3, 6, 9, 18, 83, 166, 249, 498, 747, 1494, 81647, 163294, 244941, 489882, 734823, 1469646, 6776701, 13553402, 20330103, 40660206, 60990309, 121980618]

約数ペア:

[(1, 121980618), (2, 60990309), (3, 40660206), (6, 20330103), (9, 13553402), (18, 6776701), (83, 1469646), (166, 734823), (249, 489882), (498, 244941), (747, 163294), (1494, 81647)]