72474479

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 97511040

約数和(自身を除く): 25036561

約数列:

[1, 7, 11, 43, 49, 53, 59, 77, 301, 371, 413, 473, 539, 583, 649, 2107, 2279, 2537, 2597, 2891, 3127, 3311, 4081, 4543, 15953, 17759, 21889, 23177, 25069, 27907, 28567, 31801, 34397, 111671, 124313, 134461, 153223, 175483, 195349, 240779, 941227, 1228381, 1367443, 1479071, 1685453, 6588589, 10353497, 72474479]

約数ペア:

[(1, 72474479), (7, 10353497), (11, 6588589), (43, 1685453), (49, 1479071), (53, 1367443), (59, 1228381), (77, 941227), (301, 240779), (371, 195349), (413, 175483), (473, 153223), (539, 134461), (583, 124313), (649, 111671), (2107, 34397), (2279, 31801), (2537, 28567), (2597, 27907), (2891, 25069), (3127, 23177), (3311, 21889), (4081, 17759), (4543, 15953)]