255432345

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{2081}}^1$

素因数の和:2270

約数の個数: 48

約数和(自身を含む): 478493568

約数和(自身を除く): 223061223

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 167, 245, 501, 735, 835, 1169, 2081, 2505, 3507, 5845, 6243, 8183, 10405, 14567, 17535, 24549, 31215, 40915, 43701, 72835, 101969, 122745, 218505, 305907, 347527, 509845, 1042581, 1529535, 1737635, 2432689, 5212905, 7298067, 12163445, 17028823, 36490335, 51086469, 85144115, 255432345]

約数ペア:

[(1, 255432345), (3, 85144115), (5, 51086469), (7, 36490335), (15, 17028823), (21, 12163445), (35, 7298067), (49, 5212905), (105, 2432689), (147, 1737635), (167, 1529535), (245, 1042581), (501, 509845), (735, 347527), (835, 305907), (1169, 218505), (2081, 122745), (2505, 101969), (3507, 72835), (5845, 43701), (6243, 40915), (8183, 31215), (10405, 24549), (14567, 17535)]