4180215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 7747488

約数和(自身を除く): 3567273

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 97, 169, 195, 221, 255, 291, 485, 507, 663, 845, 1105, 1261, 1455, 1649, 2535, 2873, 3315, 3783, 4947, 6305, 8245, 8619, 14365, 16393, 18915, 21437, 24735, 43095, 49179, 64311, 81965, 107185, 245895, 278681, 321555, 836043, 1393405, 4180215]

約数ペア:

[(1, 4180215), (3, 1393405), (5, 836043), (13, 321555), (15, 278681), (17, 245895), (39, 107185), (51, 81965), (65, 64311), (85, 49179), (97, 43095), (169, 24735), (195, 21437), (221, 18915), (255, 16393), (291, 14365), (485, 8619), (507, 8245), (663, 6305), (845, 4947), (1105, 3783), (1261, 3315), (1455, 2873), (1649, 2535)]