5720505

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:246

約数の個数: 48

約数和(自身を含む): 10954944

約数和(自身を除く): 5234439

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 49, 105, 129, 147, 181, 215, 245, 301, 543, 645, 735, 903, 905, 1267, 1505, 2107, 2715, 3801, 4515, 6321, 6335, 7783, 8869, 10535, 19005, 23349, 26607, 31605, 38915, 44345, 54481, 116745, 133035, 163443, 272405, 381367, 817215, 1144101, 1906835, 5720505]

約数ペア:

[(1, 5720505), (3, 1906835), (5, 1144101), (7, 817215), (15, 381367), (21, 272405), (35, 163443), (43, 133035), (49, 116745), (105, 54481), (129, 44345), (147, 38915), (181, 31605), (215, 26607), (245, 23349), (301, 19005), (543, 10535), (645, 8869), (735, 7783), (903, 6335), (905, 6321), (1267, 4515), (1505, 3801), (2107, 2715)]