15997512

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 42410880

約数和(自身を除く): 26413368

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 73, 92, 138, 146, 184, 219, 276, 292, 397, 438, 552, 584, 794, 876, 1191, 1588, 1679, 1752, 2382, 3176, 3358, 4764, 5037, 6716, 9131, 9528, 10074, 13432, 18262, 20148, 27393, 28981, 36524, 40296, 54786, 57962, 73048, 86943, 109572, 115924, 173886, 219144, 231848, 347772, 666563, 695544, 1333126, 1999689, 2666252, 3999378, 5332504, 7998756, 15997512]

約数ペア:

[(1, 15997512), (2, 7998756), (3, 5332504), (4, 3999378), (6, 2666252), (8, 1999689), (12, 1333126), (23, 695544), (24, 666563), (46, 347772), (69, 231848), (73, 219144), (92, 173886), (138, 115924), (146, 109572), (184, 86943), (219, 73048), (276, 57962), (292, 54786), (397, 40296), (438, 36524), (552, 28981), (584, 27393), (794, 20148), (876, 18262), (1191, 13432), (1588, 10074), (1679, 9528), (1752, 9131), (2382, 6716), (3176, 5037), (3358, 4764)]