1551239998

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{619}}^1\times {\mathrm{16273}}^1$

素因数の和:16912

約数の個数: 32

約数和(自身を含む): 2905885440

約数和(自身を除く): 1354645442

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 619, 1238, 4333, 6809, 8666, 13618, 16273, 32546, 47663, 95326, 113911, 179003, 227822, 358006, 1253021, 2506042, 10072987, 20145974, 70510909, 110802857, 141021818, 221605714, 775619999, 1551239998]

約数ペア:

[(1, 1551239998), (2, 775619999), (7, 221605714), (11, 141021818), (14, 110802857), (22, 70510909), (77, 20145974), (154, 10072987), (619, 2506042), (1238, 1253021), (4333, 358006), (6809, 227822), (8666, 179003), (13618, 113911), (16273, 95326), (32546, 47663)]