138881964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12539}}^1$

素因数の和:12630

約数の個数: 48

約数和(自身を含む): 353928960

約数和(自身を除く): 215046996

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 2769, 3692, 5538, 11076, 12539, 25078, 37617, 50156, 75234, 150468, 163007, 326014, 489021, 652028, 890269, 978042, 1780538, 1956084, 2670807, 3561076, 5341614, 10683228, 11573497, 23146994, 34720491, 46293988, 69440982, 138881964]

約数ペア:

[(1, 138881964), (2, 69440982), (3, 46293988), (4, 34720491), (6, 23146994), (12, 11573497), (13, 10683228), (26, 5341614), (39, 3561076), (52, 2670807), (71, 1956084), (78, 1780538), (142, 978042), (156, 890269), (213, 652028), (284, 489021), (426, 326014), (852, 163007), (923, 150468), (1846, 75234), (2769, 50156), (3692, 37617), (5538, 25078), (11076, 12539)]