15769585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 21450240

約数和(自身を除く): 5680655

約数列:

[1, 5, 13, 37, 65, 79, 83, 185, 395, 415, 481, 1027, 1079, 2405, 2923, 3071, 5135, 5395, 6557, 14615, 15355, 32785, 37999, 39923, 85241, 189995, 199615, 242609, 426205, 1213045, 3153917, 15769585]

約数ペア:

[(1, 15769585), (5, 3153917), (13, 1213045), (37, 426205), (65, 242609), (79, 199615), (83, 189995), (185, 85241), (395, 39923), (415, 37999), (481, 32785), (1027, 15355), (1079, 14615), (2405, 6557), (2923, 5395), (3071, 5135)]