210914925

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{1579}}^1$

素因数の和:1742

約数の個数: 48

約数和(自身を含む): 378517440

約数和(自身を除く): 167602515

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 137, 195, 325, 411, 685, 975, 1579, 1781, 2055, 3425, 4737, 5343, 7895, 8905, 10275, 20527, 23685, 26715, 39475, 44525, 61581, 102635, 118425, 133575, 216323, 307905, 513175, 648969, 1081615, 1539525, 2812199, 3244845, 5408075, 8436597, 14060995, 16224225, 42182985, 70304975, 210914925]

約数ペア:

[(1, 210914925), (3, 70304975), (5, 42182985), (13, 16224225), (15, 14060995), (25, 8436597), (39, 5408075), (65, 3244845), (75, 2812199), (137, 1539525), (195, 1081615), (325, 648969), (411, 513175), (685, 307905), (975, 216323), (1579, 133575), (1781, 118425), (2055, 102635), (3425, 61581), (4737, 44525), (5343, 39475), (7895, 26715), (8905, 23685), (10275, 20527)]