388206

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1$

素因数の和:110

約数の個数: 64

約数和(自身を含む): 1075200

約数和(自身を除く): 686994

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 79, 91, 117, 126, 158, 182, 189, 234, 237, 273, 351, 378, 474, 546, 553, 702, 711, 819, 1027, 1106, 1422, 1638, 1659, 2054, 2133, 2457, 3081, 3318, 4266, 4914, 4977, 6162, 7189, 9243, 9954, 14378, 14931, 18486, 21567, 27729, 29862, 43134, 55458, 64701, 129402, 194103, 388206]

約数ペア:

[(1, 388206), (2, 194103), (3, 129402), (6, 64701), (7, 55458), (9, 43134), (13, 29862), (14, 27729), (18, 21567), (21, 18486), (26, 14931), (27, 14378), (39, 9954), (42, 9243), (54, 7189), (63, 6162), (78, 4977), (79, 4914), (91, 4266), (117, 3318), (126, 3081), (158, 2457), (182, 2133), (189, 2054), (234, 1659), (237, 1638), (273, 1422), (351, 1106), (378, 1027), (474, 819), (546, 711), (553, 702)]