1258425

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1$

素因数の和:87

約数の個数: 72

約数和(自身を含む): 2785536

約数和(自身を除く): 1527111

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 47, 51, 63, 75, 85, 105, 119, 141, 153, 175, 225, 235, 255, 315, 329, 357, 423, 425, 525, 595, 705, 765, 799, 987, 1071, 1175, 1275, 1575, 1645, 1785, 2115, 2397, 2961, 2975, 3525, 3825, 3995, 4935, 5355, 5593, 7191, 8225, 8925, 10575, 11985, 14805, 16779, 19975, 24675, 26775, 27965, 35955, 50337, 59925, 74025, 83895, 139825, 179775, 251685, 419475, 1258425]

約数ペア:

[(1, 1258425), (3, 419475), (5, 251685), (7, 179775), (9, 139825), (15, 83895), (17, 74025), (21, 59925), (25, 50337), (35, 35955), (45, 27965), (47, 26775), (51, 24675), (63, 19975), (75, 16779), (85, 14805), (105, 11985), (119, 10575), (141, 8925), (153, 8225), (175, 7191), (225, 5593), (235, 5355), (255, 4935), (315, 3995), (329, 3825), (357, 3525), (423, 2975), (425, 2961), (525, 2397), (595, 2115), (705, 1785), (765, 1645), (799, 1575), (987, 1275), (1071, 1175)]