904187415

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{14713}}^1$

素因数の和:14979

約数の個数: 32

約数和(自身を含む): 1538260416

約数和(自身を除く): 634073001

約数列:

[1, 3, 5, 15, 17, 51, 85, 241, 255, 723, 1205, 3615, 4097, 12291, 14713, 20485, 44139, 61455, 73565, 220695, 250121, 750363, 1250605, 3545833, 3751815, 10637499, 17729165, 53187495, 60279161, 180837483, 301395805, 904187415]

約数ペア:

[(1, 904187415), (3, 301395805), (5, 180837483), (15, 60279161), (17, 53187495), (51, 17729165), (85, 10637499), (241, 3751815), (255, 3545833), (723, 1250605), (1205, 750363), (3615, 250121), (4097, 220695), (12291, 73565), (14713, 61455), (20485, 44139)]