139686248

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1171}}^1$

素因数の和:1258

約数の個数: 64

約数和(自身を含む): 299281920

約数和(自身を除く): 159595672

約数列:

[1, 2, 4, 8, 13, 26, 31, 37, 52, 62, 74, 104, 124, 148, 248, 296, 403, 481, 806, 962, 1147, 1171, 1612, 1924, 2294, 2342, 3224, 3848, 4588, 4684, 9176, 9368, 14911, 15223, 29822, 30446, 36301, 43327, 59644, 60892, 72602, 86654, 119288, 121784, 145204, 173308, 290408, 346616, 471913, 563251, 943826, 1126502, 1343137, 1887652, 2253004, 2686274, 3775304, 4506008, 5372548, 10745096, 17460781, 34921562, 69843124, 139686248]

約数ペア:

[(1, 139686248), (2, 69843124), (4, 34921562), (8, 17460781), (13, 10745096), (26, 5372548), (31, 4506008), (37, 3775304), (52, 2686274), (62, 2253004), (74, 1887652), (104, 1343137), (124, 1126502), (148, 943826), (248, 563251), (296, 471913), (403, 346616), (481, 290408), (806, 173308), (962, 145204), (1147, 121784), (1171, 119288), (1612, 86654), (1924, 72602), (2294, 60892), (2342, 59644), (3224, 43327), (3848, 36301), (4588, 30446), (4684, 29822), (9176, 15223), (9368, 14911)]