28508004

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{5387}}^1$

素因数の和:5414

約数の個数: 72

約数和(自身を含む): 85992480

約数和(自身を除く): 57484476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 5387, 10774, 16161, 21548, 32322, 37709, 48483, 64644, 75418, 96966, 113127, 145449, 150836, 193932, 226254, 263963, 290898, 339381, 452508, 527926, 581796, 678762, 791889, 1018143, 1055852, 1357524, 1583778, 2036286, 2375667, 3167556, 4072572, 4751334, 7127001, 9502668, 14254002, 28508004]

約数ペア:

[(1, 28508004), (2, 14254002), (3, 9502668), (4, 7127001), (6, 4751334), (7, 4072572), (9, 3167556), (12, 2375667), (14, 2036286), (18, 1583778), (21, 1357524), (27, 1055852), (28, 1018143), (36, 791889), (42, 678762), (49, 581796), (54, 527926), (63, 452508), (84, 339381), (98, 290898), (108, 263963), (126, 226254), (147, 193932), (189, 150836), (196, 145449), (252, 113127), (294, 96966), (378, 75418), (441, 64644), (588, 48483), (756, 37709), (882, 32322), (1323, 21548), (1764, 16161), (2646, 10774), (5292, 5387)]