15661644765

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{121507}}^1$

素因数の和:122189

約数の個数: 32

約数和(自身を含む): 27027267456

約数和(自身を除く): 11365622691

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 661, 1983, 3305, 8593, 9915, 25779, 42965, 121507, 128895, 364521, 607535, 1579591, 1822605, 4738773, 7897955, 23693865, 80316127, 240948381, 401580635, 1044109651, 1204741905, 3132328953, 5220548255, 15661644765]

約数ペア:

[(1, 15661644765), (3, 5220548255), (5, 3132328953), (13, 1204741905), (15, 1044109651), (39, 401580635), (65, 240948381), (195, 80316127), (661, 23693865), (1983, 7897955), (3305, 4738773), (8593, 1822605), (9915, 1579591), (25779, 607535), (42965, 364521), (121507, 128895)]