168586145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19501}}^1$

素因数の和:19545

約数の個数: 32

約数和(自身を含む): 262106880

約数和(自身を除く): 93520735

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645, 19501, 97505, 136507, 253513, 370519, 682535, 1267565, 1774591, 1852595, 2593633, 4816747, 8872955, 12968165, 24083735, 33717229, 168586145]

約数ペア:

[(1, 168586145), (5, 33717229), (7, 24083735), (13, 12968165), (19, 8872955), (35, 4816747), (65, 2593633), (91, 1852595), (95, 1774591), (133, 1267565), (247, 682535), (455, 370519), (665, 253513), (1235, 136507), (1729, 97505), (8645, 19501)]