2009388535

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{5431}}^1$

素因数の和:5516

約数の個数: 48

約数和(自身を含む): 3106930176

約数和(自身を除く): 1097541641

約数列:

[1, 5, 7, 11, 31, 35, 55, 77, 155, 217, 341, 385, 961, 1085, 1705, 2387, 4805, 5431, 6727, 10571, 11935, 27155, 33635, 38017, 52855, 59741, 73997, 168361, 190085, 298705, 369985, 418187, 841805, 1178527, 1851971, 2090935, 5219191, 5892635, 9259855, 12963797, 26095955, 36534337, 57411101, 64818985, 182671685, 287055505, 401877707, 2009388535]

約数ペア:

[(1, 2009388535), (5, 401877707), (7, 287055505), (11, 182671685), (31, 64818985), (35, 57411101), (55, 36534337), (77, 26095955), (155, 12963797), (217, 9259855), (341, 5892635), (385, 5219191), (961, 2090935), (1085, 1851971), (1705, 1178527), (2387, 841805), (4805, 418187), (5431, 369985), (6727, 298705), (10571, 190085), (11935, 168361), (27155, 73997), (33635, 59741), (38017, 52855)]