338918175

素因数分解:

$3^5\times 5^2\times {\mathrm{47}}^1\times {\mathrm{1187}}^1$

素因数の和:1259

約数の個数: 72

約数和(自身を含む): 643458816

約数和(自身を除く): 304540641

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 47, 75, 81, 135, 141, 225, 235, 243, 405, 423, 675, 705, 1175, 1187, 1215, 1269, 2025, 2115, 3525, 3561, 3807, 5935, 6075, 6345, 10575, 10683, 11421, 17805, 19035, 29675, 31725, 32049, 53415, 55789, 57105, 89025, 95175, 96147, 160245, 167367, 267075, 278945, 285525, 288441, 480735, 502101, 801225, 836835, 1394725, 1442205, 1506303, 2403675, 2510505, 4184175, 4518909, 7211025, 7531515, 12552525, 13556727, 22594545, 37657575, 67783635, 112972725, 338918175]

約数ペア:

[(1, 338918175), (3, 112972725), (5, 67783635), (9, 37657575), (15, 22594545), (25, 13556727), (27, 12552525), (45, 7531515), (47, 7211025), (75, 4518909), (81, 4184175), (135, 2510505), (141, 2403675), (225, 1506303), (235, 1442205), (243, 1394725), (405, 836835), (423, 801225), (675, 502101), (705, 480735), (1175, 288441), (1187, 285525), (1215, 278945), (1269, 267075), (2025, 167367), (2115, 160245), (3525, 96147), (3561, 95175), (3807, 89025), (5935, 57105), (6075, 55789), (6345, 53415), (10575, 32049), (10683, 31725), (11421, 29675), (17805, 19035)]