30885309

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 56248192

約数和(自身を除く): 25362883

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 63, 91, 117, 129, 273, 301, 387, 559, 819, 877, 903, 1677, 2631, 2709, 3913, 5031, 6139, 7893, 11401, 11739, 18417, 34203, 35217, 37711, 55251, 79807, 102609, 113133, 239421, 263977, 339399, 490243, 718263, 791931, 1470729, 2375793, 3431701, 4412187, 10295103, 30885309]

約数ペア:

[(1, 30885309), (3, 10295103), (7, 4412187), (9, 3431701), (13, 2375793), (21, 1470729), (39, 791931), (43, 718263), (63, 490243), (91, 339399), (117, 263977), (129, 239421), (273, 113133), (301, 102609), (387, 79807), (559, 55251), (819, 37711), (877, 35217), (903, 34203), (1677, 18417), (2631, 11739), (2709, 11401), (3913, 7893), (5031, 6139)]