78268322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 130775040

約数和(自身を除く): 52506718

約数列:

[1, 2, 11, 22, 109, 127, 218, 254, 257, 514, 1199, 1397, 2398, 2794, 2827, 5654, 13843, 27686, 28013, 32639, 56026, 65278, 152273, 304546, 308143, 359029, 616286, 718058, 3557651, 7115302, 39134161, 78268322]

約数ペア:

[(1, 78268322), (2, 39134161), (11, 7115302), (22, 3557651), (109, 718058), (127, 616286), (218, 359029), (254, 308143), (257, 304546), (514, 152273), (1199, 65278), (1397, 56026), (2398, 32639), (2794, 28013), (2827, 27686), (5654, 13843)]