1645676541

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{149}}^1\times {\mathrm{3221}}^1$

素因数の和:3506

約数の個数: 32

約数和(自身を含む): 2474496000

約数和(自身を除く): 828819459

約数列:

[1, 3, 9, 27, 127, 149, 381, 447, 1143, 1341, 3221, 3429, 4023, 9663, 18923, 28989, 56769, 86967, 170307, 409067, 479929, 510921, 1227201, 1439787, 3681603, 4319361, 11044809, 12958083, 60950983, 182852949, 548558847, 1645676541]

約数ペア:

[(1, 1645676541), (3, 548558847), (9, 182852949), (27, 60950983), (127, 12958083), (149, 11044809), (381, 4319361), (447, 3681603), (1143, 1439787), (1341, 1227201), (3221, 510921), (3429, 479929), (4023, 409067), (9663, 170307), (18923, 86967), (28989, 56769)]