156978642608

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{77253269}}^1$

素因数の和:77253404

約数の個数: 20

約数和(自身を含む): 306540975360

約数和(自身を除く): 149562332752

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 77253269, 154506538, 309013076, 618026152, 1236052304, 9811165163, 19622330326, 39244660652, 78489321304, 156978642608]

約数ペア:

[(1, 156978642608), (2, 78489321304), (4, 39244660652), (8, 19622330326), (16, 9811165163), (127, 1236052304), (254, 618026152), (508, 309013076), (1016, 154506538), (2032, 77253269)]