66309915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 126508032

約数和(自身を除く): 60198117

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 73, 105, 123, 205, 211, 219, 287, 365, 511, 615, 633, 861, 1055, 1095, 1435, 1477, 1533, 2555, 2993, 3165, 4305, 4431, 7385, 7665, 8651, 8979, 14965, 15403, 20951, 22155, 25953, 43255, 44895, 46209, 60557, 62853, 77015, 104755, 107821, 129765, 181671, 231045, 302785, 314265, 323463, 539105, 631523, 908355, 1617315, 1894569, 3157615, 4420661, 9472845, 13261983, 22103305, 66309915]

約数ペア:

[(1, 66309915), (3, 22103305), (5, 13261983), (7, 9472845), (15, 4420661), (21, 3157615), (35, 1894569), (41, 1617315), (73, 908355), (105, 631523), (123, 539105), (205, 323463), (211, 314265), (219, 302785), (287, 231045), (365, 181671), (511, 129765), (615, 107821), (633, 104755), (861, 77015), (1055, 62853), (1095, 60557), (1435, 46209), (1477, 44895), (1533, 43255), (2555, 25953), (2993, 22155), (3165, 20951), (4305, 15403), (4431, 14965), (7385, 8979), (7665, 8651)]