1651185

素因数分解:

$3^7\times 5^1\times {\mathrm{151}}^1$

素因数の和:177

約数の個数: 32

約数和(自身を含む): 2991360

約数和(自身を除く): 1340175

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 151, 243, 405, 453, 729, 755, 1215, 1359, 2187, 2265, 3645, 4077, 6795, 10935, 12231, 20385, 36693, 61155, 110079, 183465, 330237, 550395, 1651185]

約数ペア:

[(1, 1651185), (3, 550395), (5, 330237), (9, 183465), (15, 110079), (27, 61155), (45, 36693), (81, 20385), (135, 12231), (151, 10935), (243, 6795), (405, 4077), (453, 3645), (729, 2265), (755, 2187), (1215, 1359)]