1271457

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{1427}}^1$

素因数の和:1450

約数の個数: 20

約数和(自身を含む): 2073456

約数和(自身を除く): 801999

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 1427, 4281, 12843, 15697, 38529, 47091, 115587, 141273, 423819, 1271457]

約数ペア:

[(1, 1271457), (3, 423819), (9, 141273), (11, 115587), (27, 47091), (33, 38529), (81, 15697), (99, 12843), (297, 4281), (891, 1427)]