28214004

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3691}}^1$

素因数の和:3725

約数の個数: 72

約数和(自身を含む): 82494048

約数和(自身を除く): 54280044

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 3691, 3822, 7382, 7644, 11073, 14764, 22146, 25837, 44292, 47983, 51674, 77511, 95966, 103348, 143949, 155022, 180859, 191932, 287898, 310044, 335881, 361718, 542577, 575796, 671762, 723436, 1007643, 1085154, 1343524, 2015286, 2170308, 2351167, 4030572, 4702334, 7053501, 9404668, 14107002, 28214004]

約数ペア:

[(1, 28214004), (2, 14107002), (3, 9404668), (4, 7053501), (6, 4702334), (7, 4030572), (12, 2351167), (13, 2170308), (14, 2015286), (21, 1343524), (26, 1085154), (28, 1007643), (39, 723436), (42, 671762), (49, 575796), (52, 542577), (78, 361718), (84, 335881), (91, 310044), (98, 287898), (147, 191932), (156, 180859), (182, 155022), (196, 143949), (273, 103348), (294, 95966), (364, 77511), (546, 51674), (588, 47983), (637, 44292), (1092, 25837), (1274, 22146), (1911, 14764), (2548, 11073), (3691, 7644), (3822, 7382)]