2723315

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 4147200

約数和(自身を除く): 1423885

約数列:

[1, 5, 7, 17, 23, 35, 85, 115, 119, 161, 199, 391, 595, 805, 995, 1393, 1955, 2737, 3383, 4577, 6965, 13685, 16915, 22885, 23681, 32039, 77809, 118405, 160195, 389045, 544663, 2723315]

約数ペア:

[(1, 2723315), (5, 544663), (7, 389045), (17, 160195), (23, 118405), (35, 77809), (85, 32039), (115, 23681), (119, 22885), (161, 16915), (199, 13685), (391, 6965), (595, 4577), (805, 3383), (995, 2737), (1393, 1955)]