1977807

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:159

約数の個数: 24

約数和(自身を含む): 2951424

約数和(自身を除く): 973617

約数列:

[1, 3, 13, 39, 47, 83, 141, 169, 249, 507, 611, 1079, 1833, 3237, 3901, 7943, 11703, 14027, 23829, 42081, 50713, 152139, 659269, 1977807]

約数ペア:

[(1, 1977807), (3, 659269), (13, 152139), (39, 50713), (47, 42081), (83, 23829), (141, 14027), (169, 11703), (249, 7943), (507, 3901), (611, 3237), (1079, 1833)]