81173352

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260171}}^1$

素因数の和:260193

約数の個数: 32

約数和(自身を含む): 218544480

約数和(自身を除く): 137371128

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 260171, 520342, 780513, 1040684, 1561026, 2081368, 3122052, 3382223, 6244104, 6764446, 10146669, 13528892, 20293338, 27057784, 40586676, 81173352]

約数ペア:

[(1, 81173352), (2, 40586676), (3, 27057784), (4, 20293338), (6, 13528892), (8, 10146669), (12, 6764446), (13, 6244104), (24, 3382223), (26, 3122052), (39, 2081368), (52, 1561026), (78, 1040684), (104, 780513), (156, 520342), (312, 260171)]