988394407

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{16187}}^1$

素因数の和:16279

約数の個数: 32

約数和(自身を含む): 1348913664

約数和(自身を除く): 360519257

約数列:

[1, 7, 11, 13, 61, 77, 91, 143, 427, 671, 793, 1001, 4697, 5551, 8723, 16187, 61061, 113309, 178057, 210431, 987407, 1246399, 1473017, 2314741, 6911849, 10861477, 12836291, 16203187, 76030339, 89854037, 141199201, 988394407]

約数ペア:

[(1, 988394407), (7, 141199201), (11, 89854037), (13, 76030339), (61, 16203187), (77, 12836291), (91, 10861477), (143, 6911849), (427, 2314741), (671, 1473017), (793, 1246399), (1001, 987407), (4697, 210431), (5551, 178057), (8723, 113309), (16187, 61061)]