178162131

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{587}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 276595200

約数和(自身を除く): 98433069

約数列:

[1, 3, 7, 21, 97, 149, 291, 447, 587, 679, 1043, 1761, 2037, 3129, 4109, 12327, 14453, 43359, 56939, 87463, 101171, 170817, 262389, 303513, 398573, 612241, 1195719, 1836723, 8483911, 25451733, 59387377, 178162131]

約数ペア:

[(1, 178162131), (3, 59387377), (7, 25451733), (21, 8483911), (97, 1836723), (149, 1195719), (291, 612241), (447, 398573), (587, 303513), (679, 262389), (1043, 170817), (1761, 101171), (2037, 87463), (3129, 56939), (4109, 43359), (12327, 14453)]