159688749

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{991}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 245698560

約数和(自身を除く): 86009811

約数列:

[1, 3, 11, 19, 33, 57, 209, 257, 627, 771, 991, 2827, 2973, 4883, 8481, 10901, 14649, 18829, 32703, 53713, 56487, 161139, 207119, 254687, 621357, 764061, 2801557, 4839053, 8404671, 14517159, 53229583, 159688749]

約数ペア:

[(1, 159688749), (3, 53229583), (11, 14517159), (19, 8404671), (33, 4839053), (57, 2801557), (209, 764061), (257, 621357), (627, 254687), (771, 207119), (991, 161139), (2827, 56487), (2973, 53713), (4883, 32703), (8481, 18829), (10901, 14649)]