205653695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{911}}^1$

素因数の和:1103

約数の個数: 32

約数和(自身を含む): 279465984

約数和(自身を除く): 73812289

約数列:

[1, 5, 13, 23, 65, 115, 151, 299, 755, 911, 1495, 1963, 3473, 4555, 9815, 11843, 17365, 20953, 45149, 59215, 104765, 137561, 225745, 272389, 687805, 1361945, 1788293, 3163903, 8941465, 15819515, 41130739, 205653695]

約数ペア:

[(1, 205653695), (5, 41130739), (13, 15819515), (23, 8941465), (65, 3163903), (115, 1788293), (151, 1361945), (299, 687805), (755, 272389), (911, 225745), (1495, 137561), (1963, 104765), (3473, 59215), (4555, 45149), (9815, 20953), (11843, 17365)]