131441519

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 154275840

約数和(自身を除く): 22834321

約数列:

[1, 11, 31, 61, 71, 89, 341, 671, 781, 979, 1891, 2201, 2759, 4331, 5429, 6319, 20801, 24211, 30349, 47641, 59719, 69509, 134261, 168299, 195889, 385459, 1476871, 1851289, 2154779, 4240049, 11949229, 131441519]

約数ペア:

[(1, 131441519), (11, 11949229), (31, 4240049), (61, 2154779), (71, 1851289), (89, 1476871), (341, 385459), (671, 195889), (781, 168299), (979, 134261), (1891, 69509), (2201, 59719), (2759, 47641), (4331, 30349), (5429, 24211), (6319, 20801)]