163966815

素因数分解:

$3^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{6359}}^1$

素因数の和:6564

約数の個数: 32

約数和(自身を含む): 293068800

約数和(自身を除く): 129101985

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191, 573, 955, 1719, 2865, 5157, 6359, 8595, 19077, 25785, 31795, 57231, 95385, 171693, 286155, 858465, 1214569, 3643707, 6072845, 10931121, 18218535, 32793363, 54655605, 163966815]

約数ペア:

[(1, 163966815), (3, 54655605), (5, 32793363), (9, 18218535), (15, 10931121), (27, 6072845), (45, 3643707), (135, 1214569), (191, 858465), (573, 286155), (955, 171693), (1719, 95385), (2865, 57231), (5157, 31795), (6359, 25785), (8595, 19077)]