181570401987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{487}}^1\times {\mathrm{156719}}^1$

素因数の和:157283

約数の個数: 32

約数和(自身を含む): 265536337920

約数和(自身を除く): 83965935933

約数列:

[1, 3, 13, 39, 61, 183, 487, 793, 1461, 2379, 6331, 18993, 29707, 89121, 156719, 386191, 470157, 1158573, 2037347, 6112041, 9559859, 28679577, 76322153, 124278167, 228966459, 372834501, 992187989, 2976563967, 4655651333, 13966953999, 60523467329, 181570401987]

約数ペア:

[(1, 181570401987), (3, 60523467329), (13, 13966953999), (39, 4655651333), (61, 2976563967), (183, 992187989), (487, 372834501), (793, 228966459), (1461, 124278167), (2379, 76322153), (6331, 28679577), (18993, 9559859), (29707, 6112041), (89121, 2037347), (156719, 1158573), (386191, 470157)]