90257301

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:355

約数の個数: 48

約数和(自身を含む): 145886400

約数和(自身を除く): 55629099

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 269, 289, 387, 459, 731, 807, 867, 1161, 2193, 2421, 2601, 4573, 6579, 7263, 7803, 11567, 12427, 13719, 19737, 34701, 37281, 41157, 77741, 104103, 111843, 123471, 196639, 233223, 312309, 335529, 589917, 699669, 1769751, 2099007, 3342863, 5309253, 10028589, 30085767, 90257301]

約数ペア:

[(1, 90257301), (3, 30085767), (9, 10028589), (17, 5309253), (27, 3342863), (43, 2099007), (51, 1769751), (129, 699669), (153, 589917), (269, 335529), (289, 312309), (387, 233223), (459, 196639), (731, 123471), (807, 111843), (867, 104103), (1161, 77741), (2193, 41157), (2421, 37281), (2601, 34701), (4573, 19737), (6579, 13719), (7263, 12427), (7803, 11567)]