51509315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1181}}^1$

素因数の和:1271

約数の個数: 32

約数和(自身を含む): 73870272

約数和(自身を除く): 22360957

約数列:

[1, 5, 11, 13, 55, 61, 65, 143, 305, 671, 715, 793, 1181, 3355, 3965, 5905, 8723, 12991, 15353, 43615, 64955, 72041, 76765, 168883, 360205, 792451, 844415, 936533, 3962255, 4682665, 10301863, 51509315]

約数ペア:

[(1, 51509315), (5, 10301863), (11, 4682665), (13, 3962255), (55, 936533), (61, 844415), (65, 792451), (143, 360205), (305, 168883), (671, 76765), (715, 72041), (793, 64955), (1181, 43615), (3355, 15353), (3965, 12991), (5905, 8723)]