399972022

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{439}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 644751360

約数和(自身を除く): 244779338

約数列:

[1, 2, 17, 34, 127, 211, 254, 422, 439, 878, 2159, 3587, 4318, 7174, 7463, 14926, 26797, 53594, 55753, 92629, 111506, 185258, 455549, 911098, 947801, 1574693, 1895602, 3149386, 11763883, 23527766, 199986011, 399972022]

約数ペア:

[(1, 399972022), (2, 199986011), (17, 23527766), (34, 11763883), (127, 3149386), (211, 1895602), (254, 1574693), (422, 947801), (439, 911098), (878, 455549), (2159, 185258), (3587, 111506), (4318, 92629), (7174, 55753), (7463, 53594), (14926, 26797)]