78970984

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{34157}}^1$

素因数の和:34197

約数の個数: 24

約数和(自身を含む): 157297590

約数和(自身を除く): 78326606

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 289, 578, 1156, 2312, 34157, 68314, 136628, 273256, 580669, 1161338, 2322676, 4645352, 9871373, 19742746, 39485492, 78970984]

約数ペア:

[(1, 78970984), (2, 39485492), (4, 19742746), (8, 9871373), (17, 4645352), (34, 2322676), (68, 1161338), (136, 580669), (289, 273256), (578, 136628), (1156, 68314), (2312, 34157)]