180684015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{4561}}^1$

素因数の和:4727

約数の個数: 32

約数和(自身を含む): 306566400

約数和(自身を除く): 125882385

約数列:

[1, 3, 5, 15, 19, 57, 95, 139, 285, 417, 695, 2085, 2641, 4561, 7923, 13205, 13683, 22805, 39615, 68415, 86659, 259977, 433295, 633979, 1299885, 1901937, 3169895, 9509685, 12045601, 36136803, 60228005, 180684015]

約数ペア:

[(1, 180684015), (3, 60228005), (5, 36136803), (15, 12045601), (19, 9509685), (57, 3169895), (95, 1901937), (139, 1299885), (285, 633979), (417, 433295), (695, 259977), (2085, 86659), (2641, 68415), (4561, 39615), (7923, 22805), (13205, 13683)]