691013035

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{739}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 889989120

約数和(自身を除く): 198976085

約数列:

[1, 5, 23, 47, 115, 173, 235, 739, 865, 1081, 3695, 3979, 5405, 8131, 16997, 19895, 34733, 40655, 84985, 127847, 173665, 187013, 639235, 798859, 935065, 2940481, 3994295, 6008809, 14702405, 30044045, 138202607, 691013035]

約数ペア:

[(1, 691013035), (5, 138202607), (23, 30044045), (47, 14702405), (115, 6008809), (173, 3994295), (235, 2940481), (739, 935065), (865, 798859), (1081, 639235), (3695, 187013), (3979, 173665), (5405, 127847), (8131, 84985), (16997, 40655), (19895, 34733)]