129444016

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{13241}}^1$

素因数の和:13309

約数の個数: 40

約数和(自身を含む): 275857344

約数和(自身を除く): 146413328

約数列:

[1, 2, 4, 8, 13, 16, 26, 47, 52, 94, 104, 188, 208, 376, 611, 752, 1222, 2444, 4888, 9776, 13241, 26482, 52964, 105928, 172133, 211856, 344266, 622327, 688532, 1244654, 1377064, 2489308, 2754128, 4978616, 8090251, 9957232, 16180502, 32361004, 64722008, 129444016]

約数ペア:

[(1, 129444016), (2, 64722008), (4, 32361004), (8, 16180502), (13, 9957232), (16, 8090251), (26, 4978616), (47, 2754128), (52, 2489308), (94, 1377064), (104, 1244654), (188, 688532), (208, 622327), (376, 344266), (611, 211856), (752, 172133), (1222, 105928), (2444, 52964), (4888, 26482), (9776, 13241)]