1380493990841

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{2191723}}^1$

素因数の和:2191893

約数の個数: 32

約数和(自身を含む): 1716908912640

約数和(自身を除く): 336414921799

約数列:

[1, 7, 17, 67, 79, 119, 469, 553, 1139, 1343, 5293, 7973, 9401, 37051, 89981, 629867, 2191723, 15342061, 37259291, 146845441, 173146117, 260815037, 1027918087, 1212022819, 2496372497, 2943483989, 11600789839, 17474607479, 20604387923, 81205528873, 197213427263, 1380493990841]

約数ペア:

[(1, 1380493990841), (7, 197213427263), (17, 81205528873), (67, 20604387923), (79, 17474607479), (119, 11600789839), (469, 2943483989), (553, 2496372497), (1139, 1212022819), (1343, 1027918087), (5293, 260815037), (7973, 173146117), (9401, 146845441), (37051, 37259291), (89981, 15342061), (629867, 2191723)]