890097985

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4547}}^1$

素因数の和:4630

約数の個数: 48

約数和(自身を含む): 1343879424

約数和(自身を除く): 453781439

約数列:

[1, 5, 7, 17, 35, 47, 49, 85, 119, 235, 245, 329, 595, 799, 833, 1645, 2303, 3995, 4165, 4547, 5593, 11515, 22735, 27965, 31829, 39151, 77299, 159145, 195755, 213709, 222803, 386495, 541093, 1068545, 1114015, 1495963, 2705465, 3633053, 3787651, 7479815, 10471741, 18165265, 18938255, 25431371, 52358705, 127156855, 178019597, 890097985]

約数ペア:

[(1, 890097985), (5, 178019597), (7, 127156855), (17, 52358705), (35, 25431371), (47, 18938255), (49, 18165265), (85, 10471741), (119, 7479815), (235, 3787651), (245, 3633053), (329, 2705465), (595, 1495963), (799, 1114015), (833, 1068545), (1645, 541093), (2303, 386495), (3995, 222803), (4165, 213709), (4547, 195755), (5593, 159145), (11515, 77299), (22735, 39151), (27965, 31829)]