389627282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1\times {\mathrm{883}}^1$

素因数の和:1574

約数の個数: 32

約数和(自身を含む): 659902464

約数和(自身を除く): 270275182

約数列:

[1, 2, 11, 22, 31, 62, 341, 647, 682, 883, 1294, 1766, 7117, 9713, 14234, 19426, 20057, 27373, 40114, 54746, 220627, 301103, 441254, 571301, 602206, 1142602, 6284311, 12568622, 17710331, 35420662, 194813641, 389627282]

約数ペア:

[(1, 389627282), (2, 194813641), (11, 35420662), (22, 17710331), (31, 12568622), (62, 6284311), (341, 1142602), (647, 602206), (682, 571301), (883, 441254), (1294, 301103), (1766, 220627), (7117, 54746), (9713, 40114), (14234, 27373), (19426, 20057)]