28281472

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:389

約数の個数: 64

約数和(自身を含む): 61304040

約数和(自身を除く): 33022568

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 41, 64, 68, 82, 128, 136, 164, 272, 317, 328, 544, 634, 656, 697, 1088, 1268, 1312, 1394, 2176, 2536, 2624, 2788, 5072, 5248, 5389, 5576, 10144, 10778, 11152, 12997, 20288, 21556, 22304, 25994, 40576, 43112, 44608, 51988, 86224, 89216, 103976, 172448, 207952, 220949, 344896, 415904, 441898, 689792, 831808, 883796, 1663616, 1767592, 3535184, 7070368, 14140736, 28281472]

約数ペア:

[(1, 28281472), (2, 14140736), (4, 7070368), (8, 3535184), (16, 1767592), (17, 1663616), (32, 883796), (34, 831808), (41, 689792), (64, 441898), (68, 415904), (82, 344896), (128, 220949), (136, 207952), (164, 172448), (272, 103976), (317, 89216), (328, 86224), (544, 51988), (634, 44608), (656, 43112), (697, 40576), (1088, 25994), (1268, 22304), (1312, 21556), (1394, 20288), (2176, 12997), (2536, 11152), (2624, 10778), (2788, 10144), (5072, 5576), (5248, 5389)]