212946305

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{563}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 314387136

約数和(自身を除く): 101440831

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 143, 253, 299, 529, 563, 715, 1265, 1495, 2645, 2815, 3289, 5819, 6193, 6877, 7319, 12949, 16445, 29095, 30965, 34385, 36595, 64745, 75647, 80509, 142439, 168337, 297827, 378235, 402545, 712195, 841685, 1489135, 1851707, 3276097, 3871751, 9258535, 16380485, 19358755, 42589261, 212946305]

約数ペア:

[(1, 212946305), (5, 42589261), (11, 19358755), (13, 16380485), (23, 9258535), (55, 3871751), (65, 3276097), (115, 1851707), (143, 1489135), (253, 841685), (299, 712195), (529, 402545), (563, 378235), (715, 297827), (1265, 168337), (1495, 142439), (2645, 80509), (2815, 75647), (3289, 64745), (5819, 36595), (6193, 34385), (6877, 30965), (7319, 29095), (12949, 16445)]