28070928

素因数分解:

$2^4\times 3^3\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:557

約数の個数: 80

約数和(自身を含む): 81244800

約数和(自身を除く): 53173872

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 181, 216, 359, 362, 432, 543, 718, 724, 1077, 1086, 1436, 1448, 1629, 2154, 2172, 2872, 2896, 3231, 3258, 4308, 4344, 4887, 5744, 6462, 6516, 8616, 8688, 9693, 9774, 12924, 13032, 17232, 19386, 19548, 25848, 26064, 38772, 39096, 51696, 64979, 77544, 78192, 129958, 155088, 194937, 259916, 389874, 519832, 584811, 779748, 1039664, 1169622, 1559496, 1754433, 2339244, 3118992, 3508866, 4678488, 7017732, 9356976, 14035464, 28070928]

約数ペア:

[(1, 28070928), (2, 14035464), (3, 9356976), (4, 7017732), (6, 4678488), (8, 3508866), (9, 3118992), (12, 2339244), (16, 1754433), (18, 1559496), (24, 1169622), (27, 1039664), (36, 779748), (48, 584811), (54, 519832), (72, 389874), (108, 259916), (144, 194937), (181, 155088), (216, 129958), (359, 78192), (362, 77544), (432, 64979), (543, 51696), (718, 39096), (724, 38772), (1077, 26064), (1086, 25848), (1436, 19548), (1448, 19386), (1629, 17232), (2154, 13032), (2172, 12924), (2872, 9774), (2896, 9693), (3231, 8688), (3258, 8616), (4308, 6516), (4344, 6462), (4887, 5744)]