1885275

素因数分解:

$3^4\times 5^2\times 7^2\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 90

約数和(自身を含む): 4276140

約数和(自身を除く): 2390865

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 27, 35, 45, 49, 57, 63, 75, 81, 95, 105, 133, 135, 147, 171, 175, 189, 225, 245, 285, 315, 399, 405, 441, 475, 513, 525, 567, 665, 675, 735, 855, 931, 945, 1197, 1225, 1323, 1425, 1539, 1575, 1995, 2025, 2205, 2565, 2793, 2835, 3325, 3591, 3675, 3969, 4275, 4655, 4725, 5985, 6615, 7695, 8379, 9975, 10773, 11025, 12825, 13965, 14175, 17955, 19845, 23275, 25137, 29925, 33075, 38475, 41895, 53865, 69825, 75411, 89775, 99225, 125685, 209475, 269325, 377055, 628425, 1885275]

約数ペア:

[(1, 1885275), (3, 628425), (5, 377055), (7, 269325), (9, 209475), (15, 125685), (19, 99225), (21, 89775), (25, 75411), (27, 69825), (35, 53865), (45, 41895), (49, 38475), (57, 33075), (63, 29925), (75, 25137), (81, 23275), (95, 19845), (105, 17955), (133, 14175), (135, 13965), (147, 12825), (171, 11025), (175, 10773), (189, 9975), (225, 8379), (245, 7695), (285, 6615), (315, 5985), (399, 4725), (405, 4655), (441, 4275), (475, 3969), (513, 3675), (525, 3591), (567, 3325), (665, 2835), (675, 2793), (735, 2565), (855, 2205), (931, 2025), (945, 1995), (1197, 1575), (1225, 1539), (1323, 1425)]