201878019

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2351}}^1$

素因数の和:2440

約数の個数: 48

約数和(自身を含む): 352235520

約数和(自身を除く): 150357501

約数列:

[1, 3, 7, 9, 21, 29, 47, 63, 87, 141, 203, 261, 329, 423, 609, 987, 1363, 1827, 2351, 2961, 4089, 7053, 9541, 12267, 16457, 21159, 28623, 49371, 68179, 85869, 110497, 148113, 204537, 331491, 477253, 613611, 773479, 994473, 1431759, 2320437, 3204413, 4295277, 6961311, 9613239, 22430891, 28839717, 67292673, 201878019]

約数ペア:

[(1, 201878019), (3, 67292673), (7, 28839717), (9, 22430891), (21, 9613239), (29, 6961311), (47, 4295277), (63, 3204413), (87, 2320437), (141, 1431759), (203, 994473), (261, 773479), (329, 613611), (423, 477253), (609, 331491), (987, 204537), (1363, 148113), (1827, 110497), (2351, 85869), (2961, 68179), (4089, 49371), (7053, 28623), (9541, 21159), (12267, 16457)]