85381569

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:367

約数の個数: 72

約数和(自身を含む): 157975272

約数和(自身を除く): 72593703

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 53, 63, 91, 117, 147, 159, 273, 281, 371, 441, 477, 637, 689, 819, 843, 1113, 1911, 1967, 2067, 2529, 2597, 3339, 3653, 4823, 5733, 5901, 6201, 7791, 10959, 13769, 14469, 14893, 17703, 23373, 25571, 32877, 33761, 41307, 43407, 44679, 76713, 101283, 104251, 123921, 134037, 178997, 193609, 230139, 303849, 312753, 536991, 580827, 729757, 938259, 1355263, 1610973, 1742481, 2189271, 4065789, 6567813, 9486841, 12197367, 28460523, 85381569]

約数ペア:

[(1, 85381569), (3, 28460523), (7, 12197367), (9, 9486841), (13, 6567813), (21, 4065789), (39, 2189271), (49, 1742481), (53, 1610973), (63, 1355263), (91, 938259), (117, 729757), (147, 580827), (159, 536991), (273, 312753), (281, 303849), (371, 230139), (441, 193609), (477, 178997), (637, 134037), (689, 123921), (819, 104251), (843, 101283), (1113, 76713), (1911, 44679), (1967, 43407), (2067, 41307), (2529, 33761), (2597, 32877), (3339, 25571), (3653, 23373), (4823, 17703), (5733, 14893), (5901, 14469), (6201, 13769), (7791, 10959)]