1900178358631

素因数分解:

$7^1\times {\mathrm{113}}^1\times {\mathrm{647}}^1\times {\mathrm{1433}}^1\times {\mathrm{2591}}^1$

素因数の和:4791

約数の個数: 32

約数和(自身を含む): 2196615241728

約数和(自身を除く): 296436883097

約数列:

[1, 7, 113, 647, 791, 1433, 2591, 4529, 10031, 18137, 73111, 161929, 292783, 511777, 927151, 1133503, 1676377, 2049481, 3712903, 6490057, 11734639, 25990321, 104768063, 189430601, 419558039, 733376441, 1326014207, 2402248241, 2936906273, 16815737687, 271454051233, 1900178358631]

約数ペア:

[(1, 1900178358631), (7, 271454051233), (113, 16815737687), (647, 2936906273), (791, 2402248241), (1433, 1326014207), (2591, 733376441), (4529, 419558039), (10031, 189430601), (18137, 104768063), (73111, 25990321), (161929, 11734639), (292783, 6490057), (511777, 3712903), (927151, 2049481), (1133503, 1676377)]