9784390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 22353408

約数和(自身を除く): 12569018

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 97, 110, 131, 154, 194, 262, 385, 485, 655, 679, 770, 917, 970, 1067, 1310, 1358, 1441, 1834, 2134, 2882, 3395, 4585, 5335, 6790, 7205, 7469, 9170, 10087, 10670, 12707, 14410, 14938, 20174, 25414, 37345, 50435, 63535, 74690, 88949, 100870, 127070, 139777, 177898, 279554, 444745, 698885, 889490, 978439, 1397770, 1956878, 4892195, 9784390]

約数ペア:

[(1, 9784390), (2, 4892195), (5, 1956878), (7, 1397770), (10, 978439), (11, 889490), (14, 698885), (22, 444745), (35, 279554), (55, 177898), (70, 139777), (77, 127070), (97, 100870), (110, 88949), (131, 74690), (154, 63535), (194, 50435), (262, 37345), (385, 25414), (485, 20174), (655, 14938), (679, 14410), (770, 12707), (917, 10670), (970, 10087), (1067, 9170), (1310, 7469), (1358, 7205), (1441, 6790), (1834, 5335), (2134, 4585), (2882, 3395)]