1222725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:174

約数の個数: 48

約数和(自身を含む): 2464128

約数和(自身を除く): 1241403

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 137, 175, 255, 357, 411, 425, 525, 595, 685, 959, 1275, 1785, 2055, 2329, 2877, 2975, 3425, 4795, 6987, 8925, 10275, 11645, 14385, 16303, 23975, 34935, 48909, 58225, 71925, 81515, 174675, 244545, 407575, 1222725]

約数ペア:

[(1, 1222725), (3, 407575), (5, 244545), (7, 174675), (15, 81515), (17, 71925), (21, 58225), (25, 48909), (35, 34935), (51, 23975), (75, 16303), (85, 14385), (105, 11645), (119, 10275), (137, 8925), (175, 6987), (255, 4795), (357, 3425), (411, 2975), (425, 2877), (525, 2329), (595, 2055), (685, 1785), (959, 1275)]