389655006

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{217199}}^1$

素因数の和:217240

約数の個数: 32

約数和(自身を含む): 875750400

約数和(自身を除く): 486095394

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 217199, 434398, 651597, 1303194, 2823587, 4995577, 5647174, 8470761, 9991154, 14986731, 16941522, 29973462, 64942501, 129885002, 194827503, 389655006]

約数ペア:

[(1, 389655006), (2, 194827503), (3, 129885002), (6, 64942501), (13, 29973462), (23, 16941522), (26, 14986731), (39, 9991154), (46, 8470761), (69, 5647174), (78, 4995577), (138, 2823587), (299, 1303194), (598, 651597), (897, 434398), (1794, 217199)]