7211025

素因数分解:

$3^5\times 5^2\times {\mathrm{1187}}^1$

素因数の和:1212

約数の個数: 36

約数和(自身を含む): 13405392

約数和(自身を除く): 6194367

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1187, 1215, 2025, 3561, 5935, 6075, 10683, 17805, 29675, 32049, 53415, 89025, 96147, 160245, 267075, 288441, 480735, 801225, 1442205, 2403675, 7211025]

約数ペア:

[(1, 7211025), (3, 2403675), (5, 1442205), (9, 801225), (15, 480735), (25, 288441), (27, 267075), (45, 160245), (75, 96147), (81, 89025), (135, 53415), (225, 32049), (243, 29675), (405, 17805), (675, 10683), (1187, 6075), (1215, 5935), (2025, 3561)]