56872179

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{293}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 105369600

約数和(自身を除く): 48497421

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 79, 91, 117, 189, 237, 273, 293, 351, 553, 711, 819, 879, 1027, 1659, 2051, 2133, 2457, 2637, 3081, 3809, 4977, 6153, 7189, 7911, 9243, 11427, 14931, 18459, 21567, 23147, 26663, 27729, 34281, 55377, 64701, 69441, 79989, 102843, 162029, 194103, 208323, 239967, 300911, 486087, 624969, 719901, 902733, 1458261, 2106377, 2708199, 4374783, 6319131, 8124597, 18957393, 56872179]

約数ペア:

[(1, 56872179), (3, 18957393), (7, 8124597), (9, 6319131), (13, 4374783), (21, 2708199), (27, 2106377), (39, 1458261), (63, 902733), (79, 719901), (91, 624969), (117, 486087), (189, 300911), (237, 239967), (273, 208323), (293, 194103), (351, 162029), (553, 102843), (711, 79989), (819, 69441), (879, 64701), (1027, 55377), (1659, 34281), (2051, 27729), (2133, 26663), (2457, 23147), (2637, 21567), (3081, 18459), (3809, 14931), (4977, 11427), (6153, 9243), (7189, 7911)]