154997570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{170327}}^1$

素因数の和:170354

約数の個数: 32

約数和(自身を含む): 343381248

約数和(自身を除く): 188383678

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 170327, 340654, 851635, 1192289, 1703270, 2214251, 2384578, 4428502, 5961445, 11071255, 11922890, 15499757, 22142510, 30999514, 77498785, 154997570]

約数ペア:

[(1, 154997570), (2, 77498785), (5, 30999514), (7, 22142510), (10, 15499757), (13, 11922890), (14, 11071255), (26, 5961445), (35, 4428502), (65, 2384578), (70, 2214251), (91, 1703270), (130, 1192289), (182, 851635), (455, 340654), (910, 170327)]