9972795

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:220

約数の個数: 64

約数和(自身を含む): 19961856

約数和(自身を除く): 9989061

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 37, 51, 85, 105, 111, 119, 151, 185, 255, 259, 357, 453, 555, 595, 629, 755, 777, 1057, 1295, 1785, 1887, 2265, 2567, 3145, 3171, 3885, 4403, 5285, 5587, 7701, 9435, 12835, 13209, 15855, 16761, 17969, 22015, 27935, 38505, 39109, 53907, 66045, 83805, 89845, 94979, 117327, 195545, 269535, 284937, 474895, 586635, 664853, 1424685, 1994559, 3324265, 9972795]

約数ペア:

[(1, 9972795), (3, 3324265), (5, 1994559), (7, 1424685), (15, 664853), (17, 586635), (21, 474895), (35, 284937), (37, 269535), (51, 195545), (85, 117327), (105, 94979), (111, 89845), (119, 83805), (151, 66045), (185, 53907), (255, 39109), (259, 38505), (357, 27935), (453, 22015), (555, 17969), (595, 16761), (629, 15855), (755, 13209), (777, 12835), (1057, 9435), (1295, 7701), (1785, 5587), (1887, 5285), (2265, 4403), (2567, 3885), (3145, 3171)]