27920865

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{4507}}^1$

素因数の和:4581

約数の個数: 32

約数和(自身を含む): 51932160

約数和(自身を除く): 24011295

約数列:

[1, 3, 5, 7, 15, 21, 35, 59, 105, 177, 295, 413, 885, 1239, 2065, 4507, 6195, 13521, 22535, 31549, 67605, 94647, 157745, 265913, 473235, 797739, 1329565, 1861391, 3988695, 5584173, 9306955, 27920865]

約数ペア:

[(1, 27920865), (3, 9306955), (5, 5584173), (7, 3988695), (15, 1861391), (21, 1329565), (35, 797739), (59, 473235), (105, 265913), (177, 157745), (295, 94647), (413, 67605), (885, 31549), (1239, 22535), (2065, 13521), (4507, 6195)]