87543071

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 112803840

約数和(自身を除く): 25260769

約数列:

[1, 7, 11, 67, 71, 77, 239, 469, 497, 737, 781, 1673, 2629, 4757, 5159, 5467, 16013, 16969, 18403, 33299, 52327, 112091, 118783, 176143, 186659, 366289, 1136923, 1233001, 1306613, 7958461, 12506153, 87543071]

約数ペア:

[(1, 87543071), (7, 12506153), (11, 7958461), (67, 1306613), (71, 1233001), (77, 1136923), (239, 366289), (469, 186659), (497, 176143), (737, 118783), (781, 112091), (1673, 52327), (2629, 33299), (4757, 18403), (5159, 16969), (5467, 16013)]