205965786

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{61409}}^1$

素因数の和:61470

約数の個数: 32

約数和(自身を含む): 453942720

約数和(自身を除く): 247976934

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 61409, 122818, 184227, 368454, 798317, 1596634, 2394951, 2640587, 4789902, 5281174, 7921761, 15843522, 34327631, 68655262, 102982893, 205965786]

約数ペア:

[(1, 205965786), (2, 102982893), (3, 68655262), (6, 34327631), (13, 15843522), (26, 7921761), (39, 5281174), (43, 4789902), (78, 2640587), (86, 2394951), (129, 1596634), (258, 798317), (559, 368454), (1118, 184227), (1677, 122818), (3354, 61409)]