42988946

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 87816960

約数和(自身を除く): 44828014

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 109, 143, 154, 182, 197, 218, 286, 394, 763, 1001, 1199, 1379, 1417, 1526, 2002, 2167, 2398, 2561, 2758, 2834, 4334, 5122, 8393, 9919, 15169, 15587, 16786, 17927, 19838, 21473, 28171, 30338, 31174, 35854, 42946, 56342, 109109, 150311, 197197, 218218, 236203, 279149, 300622, 394394, 472406, 558298, 1653421, 1954043, 3070639, 3306842, 3908086, 6141278, 21494473, 42988946]

約数ペア:

[(1, 42988946), (2, 21494473), (7, 6141278), (11, 3908086), (13, 3306842), (14, 3070639), (22, 1954043), (26, 1653421), (77, 558298), (91, 472406), (109, 394394), (143, 300622), (154, 279149), (182, 236203), (197, 218218), (218, 197197), (286, 150311), (394, 109109), (763, 56342), (1001, 42946), (1199, 35854), (1379, 31174), (1417, 30338), (1526, 28171), (2002, 21473), (2167, 19838), (2398, 17927), (2561, 16786), (2758, 15587), (2834, 15169), (4334, 9919), (5122, 8393)]