201721144

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{353}}^1\times {\mathrm{1171}}^1$

素因数の和:1591

約数の個数: 32

約数和(自身を含む): 385845840

約数和(自身を除く): 184124696

約数列:

[1, 2, 4, 8, 61, 122, 244, 353, 488, 706, 1171, 1412, 2342, 2824, 4684, 9368, 21533, 43066, 71431, 86132, 142862, 172264, 285724, 413363, 571448, 826726, 1653452, 3306904, 25215143, 50430286, 100860572, 201721144]

約数ペア:

[(1, 201721144), (2, 100860572), (4, 50430286), (8, 25215143), (61, 3306904), (122, 1653452), (244, 826726), (353, 571448), (488, 413363), (706, 285724), (1171, 172264), (1412, 142862), (2342, 86132), (2824, 71431), (4684, 43066), (9368, 21533)]