218700963

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{751}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 361320960

約数和(自身を除く): 142619997

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 131, 171, 247, 393, 741, 751, 1179, 1703, 2223, 2253, 2489, 5109, 6759, 7467, 9763, 14269, 15327, 22401, 29289, 32357, 42807, 87867, 97071, 98381, 128421, 185497, 291213, 295143, 556491, 885429, 1278953, 1669473, 1869239, 3836859, 5607717, 11510577, 16823151, 24300107, 72900321, 218700963]

約数ペア:

[(1, 218700963), (3, 72900321), (9, 24300107), (13, 16823151), (19, 11510577), (39, 5607717), (57, 3836859), (117, 1869239), (131, 1669473), (171, 1278953), (247, 885429), (393, 556491), (741, 295143), (751, 291213), (1179, 185497), (1703, 128421), (2223, 98381), (2253, 97071), (2489, 87867), (5109, 42807), (6759, 32357), (7467, 29289), (9763, 22401), (14269, 15327)]