7271775

素因数分解:

$3^7\times 5^2\times 7^1\times {\mathrm{19}}^1$

素因数の和:57

約数の個数: 96

約数和(自身を含む): 16268800

約数和(自身を除く): 8997025

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 57, 63, 75, 81, 95, 105, 133, 135, 171, 175, 189, 225, 243, 285, 315, 399, 405, 475, 513, 525, 567, 665, 675, 729, 855, 945, 1197, 1215, 1425, 1539, 1575, 1701, 1995, 2025, 2187, 2565, 2835, 3325, 3591, 3645, 4275, 4617, 4725, 5103, 5985, 6075, 7695, 8505, 9975, 10773, 10935, 12825, 13851, 14175, 15309, 17955, 18225, 23085, 25515, 29925, 32319, 38475, 41553, 42525, 53865, 54675, 69255, 76545, 89775, 96957, 115425, 127575, 161595, 207765, 269325, 290871, 346275, 382725, 484785, 807975, 1038825, 1454355, 2423925, 7271775]

約数ペア:

[(1, 7271775), (3, 2423925), (5, 1454355), (7, 1038825), (9, 807975), (15, 484785), (19, 382725), (21, 346275), (25, 290871), (27, 269325), (35, 207765), (45, 161595), (57, 127575), (63, 115425), (75, 96957), (81, 89775), (95, 76545), (105, 69255), (133, 54675), (135, 53865), (171, 42525), (175, 41553), (189, 38475), (225, 32319), (243, 29925), (285, 25515), (315, 23085), (399, 18225), (405, 17955), (475, 15309), (513, 14175), (525, 13851), (567, 12825), (665, 10935), (675, 10773), (729, 9975), (855, 8505), (945, 7695), (1197, 6075), (1215, 5985), (1425, 5103), (1539, 4725), (1575, 4617), (1701, 4275), (1995, 3645), (2025, 3591), (2187, 3325), (2565, 2835)]