253833867

素因数分解:

$3^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{3863}}^1$

素因数の和:4032

約数の個数: 36

約数和(自身を含む): 429483600

約数和(自身を除く): 175649733

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 149, 441, 447, 1043, 1341, 3129, 3863, 7301, 9387, 11589, 21903, 27041, 34767, 65709, 81123, 189287, 243369, 567861, 575587, 1703583, 1726761, 4029109, 5180283, 12087327, 28203763, 36261981, 84611289, 253833867]

約数ペア:

[(1, 253833867), (3, 84611289), (7, 36261981), (9, 28203763), (21, 12087327), (49, 5180283), (63, 4029109), (147, 1726761), (149, 1703583), (441, 575587), (447, 567861), (1043, 243369), (1341, 189287), (3129, 81123), (3863, 65709), (7301, 34767), (9387, 27041), (11589, 21903)]