51311415

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1567}}^1$

素因数の和:1671

約数の個数: 32

約数和(自身を含む): 85800960

約数和(自身を除く): 34489545

約数列:

[1, 3, 5, 15, 37, 59, 111, 177, 185, 295, 555, 885, 1567, 2183, 4701, 6549, 7835, 10915, 23505, 32745, 57979, 92453, 173937, 277359, 289895, 462265, 869685, 1386795, 3420761, 10262283, 17103805, 51311415]

約数ペア:

[(1, 51311415), (3, 17103805), (5, 10262283), (15, 3420761), (37, 1386795), (59, 869685), (111, 462265), (177, 289895), (185, 277359), (295, 173937), (555, 92453), (885, 57979), (1567, 32745), (2183, 23505), (4701, 10915), (6549, 7835)]