1520348724765

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{136783511}}^1$

素因数の和:136783554

約数の個数: 48

約数和(自身を含む): 2987351902080

約数和(自身を除く): 1467003177315

約数列:

[1, 3, 5, 9, 13, 15, 19, 39, 45, 57, 65, 95, 117, 171, 195, 247, 285, 585, 741, 855, 1235, 2223, 3705, 11115, 136783511, 410350533, 683917555, 1231051599, 1778185643, 2051752665, 2598886709, 5334556929, 6155257995, 7796660127, 8890928215, 12994433545, 16003670787, 23389980381, 26672784645, 33785527217, 38983300635, 80018353935, 101356581651, 116949901905, 168927636085, 304069744953, 506782908255, 1520348724765]

約数ペア:

[(1, 1520348724765), (3, 506782908255), (5, 304069744953), (9, 168927636085), (13, 116949901905), (15, 101356581651), (19, 80018353935), (39, 38983300635), (45, 33785527217), (57, 26672784645), (65, 23389980381), (95, 16003670787), (117, 12994433545), (171, 8890928215), (195, 7796660127), (247, 6155257995), (285, 5334556929), (585, 2598886709), (741, 2051752665), (855, 1778185643), (1235, 1231051599), (2223, 683917555), (3705, 410350533), (11115, 136783511)]