27972924

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:555

約数の個数: 72

約数和(自身を含む): 76780368

約数和(自身を除く): 48807444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 113, 147, 196, 226, 294, 339, 421, 452, 588, 678, 791, 842, 1263, 1356, 1582, 1684, 2373, 2526, 2947, 3164, 4746, 5052, 5537, 5894, 8841, 9492, 11074, 11788, 16611, 17682, 20629, 22148, 33222, 35364, 41258, 47573, 61887, 66444, 82516, 95146, 123774, 142719, 190292, 247548, 285438, 333011, 570876, 666022, 999033, 1332044, 1998066, 2331077, 3996132, 4662154, 6993231, 9324308, 13986462, 27972924]

約数ペア:

[(1, 27972924), (2, 13986462), (3, 9324308), (4, 6993231), (6, 4662154), (7, 3996132), (12, 2331077), (14, 1998066), (21, 1332044), (28, 999033), (42, 666022), (49, 570876), (84, 333011), (98, 285438), (113, 247548), (147, 190292), (196, 142719), (226, 123774), (294, 95146), (339, 82516), (421, 66444), (452, 61887), (588, 47573), (678, 41258), (791, 35364), (842, 33222), (1263, 22148), (1356, 20629), (1582, 17682), (1684, 16611), (2373, 11788), (2526, 11074), (2947, 9492), (3164, 8841), (4746, 5894), (5052, 5537)]