26720540511

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2609}}^1\times {\mathrm{6869}}^1$

素因数の和:9559

約数の個数: 32

約数和(自身を含む): 41312332800

約数和(自身を除く): 14591792289

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 2609, 6869, 7827, 18263, 20607, 48083, 54789, 144249, 185239, 487699, 555717, 1296673, 1463097, 3413893, 3890019, 10241679, 17921221, 53763663, 125448547, 376345641, 1272406691, 3817220073, 8906846837, 26720540511]

約数ペア:

[(1, 26720540511), (3, 8906846837), (7, 3817220073), (21, 1272406691), (71, 376345641), (213, 125448547), (497, 53763663), (1491, 17921221), (2609, 10241679), (6869, 3890019), (7827, 3413893), (18263, 1463097), (20607, 1296673), (48083, 555717), (54789, 487699), (144249, 185239)]