15388035

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 64

約数和(自身を含む): 28643328

約数和(自身を除く): 13255293

約数列:

[1, 3, 5, 13, 15, 23, 39, 47, 65, 69, 73, 115, 141, 195, 219, 235, 299, 345, 365, 611, 705, 897, 949, 1081, 1095, 1495, 1679, 1833, 2847, 3055, 3243, 3431, 4485, 4745, 5037, 5405, 8395, 9165, 10293, 14053, 14235, 16215, 17155, 21827, 25185, 42159, 44603, 51465, 65481, 70265, 78913, 109135, 133809, 210795, 223015, 236739, 327405, 394565, 669045, 1025869, 1183695, 3077607, 5129345, 15388035]

約数ペア:

[(1, 15388035), (3, 5129345), (5, 3077607), (13, 1183695), (15, 1025869), (23, 669045), (39, 394565), (47, 327405), (65, 236739), (69, 223015), (73, 210795), (115, 133809), (141, 109135), (195, 78913), (219, 70265), (235, 65481), (299, 51465), (345, 44603), (365, 42159), (611, 25185), (705, 21827), (897, 17155), (949, 16215), (1081, 14235), (1095, 14053), (1495, 10293), (1679, 9165), (1833, 8395), (2847, 5405), (3055, 5037), (3243, 4745), (3431, 4485)]