490659687

素因数分解:

$3^4\times 7^2\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:890

約数の個数: 60

約数和(自身を含む): 858593736

約数和(自身を除く): 367934049

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 181, 189, 441, 543, 567, 683, 1267, 1323, 1629, 2049, 3801, 3969, 4781, 4887, 6147, 8869, 11403, 14343, 14661, 18441, 26607, 33467, 34209, 43029, 55323, 79821, 100401, 102627, 123623, 129087, 239463, 301203, 370869, 387261, 718389, 865361, 903609, 1112607, 2596083, 2710827, 3337821, 6057527, 7788249, 10013463, 18172581, 23364747, 54517743, 70094241, 163553229, 490659687]

約数ペア:

[(1, 490659687), (3, 163553229), (7, 70094241), (9, 54517743), (21, 23364747), (27, 18172581), (49, 10013463), (63, 7788249), (81, 6057527), (147, 3337821), (181, 2710827), (189, 2596083), (441, 1112607), (543, 903609), (567, 865361), (683, 718389), (1267, 387261), (1323, 370869), (1629, 301203), (2049, 239463), (3801, 129087), (3969, 123623), (4781, 102627), (4887, 100401), (6147, 79821), (8869, 55323), (11403, 43029), (14343, 34209), (14661, 33467), (18441, 26607)]