78898978

素因数分解:

$2^1\times {\mathrm{101}}^1\times {\mathrm{619}}^1\times {\mathrm{631}}^1$

素因数の和:1353

約数の個数: 16

約数和(自身を含む): 119903040

約数和(自身を除く): 41004062

約数列:

[1, 2, 101, 202, 619, 631, 1238, 1262, 62519, 63731, 125038, 127462, 390589, 781178, 39449489, 78898978]

約数ペア:

[(1, 78898978), (2, 39449489), (101, 781178), (202, 390589), (619, 127462), (631, 125038), (1238, 63731), (1262, 62519)]