209012195

素因数分解:

$5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 317260800

約数和(自身を除く): 108248605

約数列:

[1, 5, 7, 17, 35, 49, 67, 85, 107, 119, 245, 335, 343, 469, 535, 595, 749, 833, 1139, 1715, 1819, 2345, 3283, 3745, 4165, 5243, 5695, 5831, 7169, 7973, 9095, 12733, 16415, 22981, 26215, 29155, 35845, 36701, 39865, 50183, 55811, 63665, 89131, 114905, 121873, 183505, 250915, 279055, 351281, 390677, 445655, 609365, 623917, 853111, 1756405, 1953385, 2458967, 3119585, 4265555, 5971777, 12294835, 29858885, 41802439, 209012195]

約数ペア:

[(1, 209012195), (5, 41802439), (7, 29858885), (17, 12294835), (35, 5971777), (49, 4265555), (67, 3119585), (85, 2458967), (107, 1953385), (119, 1756405), (245, 853111), (335, 623917), (343, 609365), (469, 445655), (535, 390677), (595, 351281), (749, 279055), (833, 250915), (1139, 183505), (1715, 121873), (1819, 114905), (2345, 89131), (3283, 63665), (3745, 55811), (4165, 50183), (5243, 39865), (5695, 36701), (5831, 35845), (7169, 29155), (7973, 26215), (9095, 22981), (12733, 16415)]