15172755

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 13857645

約数列:

[1, 3, 5, 13, 15, 17, 23, 39, 51, 65, 69, 85, 115, 195, 199, 221, 255, 299, 345, 391, 597, 663, 897, 995, 1105, 1173, 1495, 1955, 2587, 2985, 3315, 3383, 4485, 4577, 5083, 5865, 7761, 10149, 12935, 13731, 15249, 16915, 22885, 25415, 38805, 43979, 50745, 59501, 68655, 76245, 77809, 131937, 178503, 219895, 233427, 297505, 389045, 659685, 892515, 1011517, 1167135, 3034551, 5057585, 15172755]

約数ペア:

[(1, 15172755), (3, 5057585), (5, 3034551), (13, 1167135), (15, 1011517), (17, 892515), (23, 659685), (39, 389045), (51, 297505), (65, 233427), (69, 219895), (85, 178503), (115, 131937), (195, 77809), (199, 76245), (221, 68655), (255, 59501), (299, 50745), (345, 43979), (391, 38805), (597, 25415), (663, 22885), (897, 16915), (995, 15249), (1105, 13731), (1173, 12935), (1495, 10149), (1955, 7761), (2587, 5865), (2985, 5083), (3315, 4577), (3383, 4485)]