71686755

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{10837}}^1$

素因数の和:10865

約数の個数: 48

約数和(自身を含む): 148263840

約数和(自身を除く): 76577085

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 441, 735, 945, 1323, 2205, 6615, 10837, 32511, 54185, 75859, 97533, 162555, 227577, 292599, 379295, 487665, 531013, 682731, 1137885, 1462995, 1593039, 2048193, 2655065, 3413655, 4779117, 7965195, 10240965, 14337351, 23895585, 71686755]

約数ペア:

[(1, 71686755), (3, 23895585), (5, 14337351), (7, 10240965), (9, 7965195), (15, 4779117), (21, 3413655), (27, 2655065), (35, 2048193), (45, 1593039), (49, 1462995), (63, 1137885), (105, 682731), (135, 531013), (147, 487665), (189, 379295), (245, 292599), (315, 227577), (441, 162555), (735, 97533), (945, 75859), (1323, 54185), (2205, 32511), (6615, 10837)]