87687145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1009}}^1$

素因数の和:1225

約数の個数: 32

約数和(自身を含む): 130314240

約数和(自身を除く): 42627095

約数列:

[1, 5, 7, 13, 35, 65, 91, 191, 455, 955, 1009, 1337, 2483, 5045, 6685, 7063, 12415, 13117, 17381, 35315, 65585, 86905, 91819, 192719, 459095, 963595, 1349033, 2505347, 6745165, 12526735, 17537429, 87687145]

約数ペア:

[(1, 87687145), (5, 17537429), (7, 12526735), (13, 6745165), (35, 2505347), (65, 1349033), (91, 963595), (191, 459095), (455, 192719), (955, 91819), (1009, 86905), (1337, 65585), (2483, 35315), (5045, 17381), (6685, 13117), (7063, 12415)]