75743865

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 134873856

約数和(自身を除く): 59129991

約数列:

[1, 3, 5, 9, 15, 45, 71, 151, 157, 213, 355, 453, 471, 639, 755, 785, 1065, 1359, 1413, 2265, 2355, 3195, 6795, 7065, 10721, 11147, 23707, 32163, 33441, 53605, 55735, 71121, 96489, 100323, 118535, 160815, 167205, 213363, 355605, 482445, 501615, 1066815, 1683197, 5049591, 8415985, 15148773, 25247955, 75743865]

約数ペア:

[(1, 75743865), (3, 25247955), (5, 15148773), (9, 8415985), (15, 5049591), (45, 1683197), (71, 1066815), (151, 501615), (157, 482445), (213, 355605), (355, 213363), (453, 167205), (471, 160815), (639, 118535), (755, 100323), (785, 96489), (1065, 71121), (1359, 55735), (1413, 53605), (2265, 33441), (2355, 32163), (3195, 23707), (6795, 11147), (7065, 10721)]