190911903

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{1669}}^1$

素因数の和:2111

約数の個数: 32

約数和(自身を含む): 314227200

約数和(自身を除く): 123315297

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 419, 1257, 1669, 2933, 5007, 5447, 8799, 11683, 16341, 21697, 35049, 38129, 65091, 114387, 151879, 455637, 699311, 2097933, 4895177, 9091043, 14685531, 27273129, 63637301, 190911903]

約数ペア:

[(1, 190911903), (3, 63637301), (7, 27273129), (13, 14685531), (21, 9091043), (39, 4895177), (91, 2097933), (273, 699311), (419, 455637), (1257, 151879), (1669, 114387), (2933, 65091), (5007, 38129), (5447, 35049), (8799, 21697), (11683, 16341)]