28580392

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{293}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 54772200

約数和(自身を除く): 26191808

約数列:

[1, 2, 4, 8, 89, 137, 178, 274, 293, 356, 548, 586, 712, 1096, 1172, 2344, 12193, 24386, 26077, 40141, 48772, 52154, 80282, 97544, 104308, 160564, 208616, 321128, 3572549, 7145098, 14290196, 28580392]

約数ペア:

[(1, 28580392), (2, 14290196), (4, 7145098), (8, 3572549), (89, 321128), (137, 208616), (178, 160564), (274, 104308), (293, 97544), (356, 80282), (548, 52154), (586, 48772), (712, 40141), (1096, 26077), (1172, 24386), (2344, 12193)]