78978285

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{151}}^1\times {\mathrm{197}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 140849280

約数和(自身を除く): 61870995

約数列:

[1, 3, 5, 9, 15, 45, 59, 151, 177, 197, 295, 453, 531, 591, 755, 885, 985, 1359, 1773, 2265, 2655, 2955, 6795, 8865, 8909, 11623, 26727, 29747, 34869, 44545, 58115, 80181, 89241, 104607, 133635, 148735, 174345, 267723, 400905, 446205, 523035, 1338615, 1755073, 5265219, 8775365, 15795657, 26326095, 78978285]

約数ペア:

[(1, 78978285), (3, 26326095), (5, 15795657), (9, 8775365), (15, 5265219), (45, 1755073), (59, 1338615), (151, 523035), (177, 446205), (197, 400905), (295, 267723), (453, 174345), (531, 148735), (591, 133635), (755, 104607), (885, 89241), (985, 80181), (1359, 58115), (1773, 44545), (2265, 34869), (2655, 29747), (2955, 26727), (6795, 11623), (8865, 8909)]