121221646

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{3347}}^1$

素因数の和:3568

約数の個数: 32

約数和(自身を含む): 224985600

約数和(自身を除く): 103763954

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 199, 398, 1393, 2587, 2786, 3347, 5174, 6694, 18109, 23429, 36218, 43511, 46858, 87022, 304577, 609154, 666053, 1332106, 4662371, 8658689, 9324742, 17317378, 60610823, 121221646]

約数ペア:

[(1, 121221646), (2, 60610823), (7, 17317378), (13, 9324742), (14, 8658689), (26, 4662371), (91, 1332106), (182, 666053), (199, 609154), (398, 304577), (1393, 87022), (2587, 46858), (2786, 43511), (3347, 36218), (5174, 23429), (6694, 18109)]