291429068

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{563}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 630100800

約数和(自身を除く): 338671732

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 76, 98, 133, 139, 196, 266, 278, 532, 556, 563, 931, 973, 1126, 1862, 1946, 2252, 2641, 3724, 3892, 3941, 5282, 6811, 7882, 10564, 10697, 13622, 15764, 18487, 21394, 27244, 27587, 36974, 42788, 55174, 73948, 74879, 78257, 110348, 129409, 149758, 156514, 258818, 299516, 313028, 517636, 524153, 547799, 1048306, 1095598, 1486883, 2096612, 2191196, 2973766, 3834593, 5947532, 7669186, 10408181, 15338372, 20816362, 41632724, 72857267, 145714534, 291429068]

約数ペア:

[(1, 291429068), (2, 145714534), (4, 72857267), (7, 41632724), (14, 20816362), (19, 15338372), (28, 10408181), (38, 7669186), (49, 5947532), (76, 3834593), (98, 2973766), (133, 2191196), (139, 2096612), (196, 1486883), (266, 1095598), (278, 1048306), (532, 547799), (556, 524153), (563, 517636), (931, 313028), (973, 299516), (1126, 258818), (1862, 156514), (1946, 149758), (2252, 129409), (2641, 110348), (3724, 78257), (3892, 74879), (3941, 73948), (5282, 55174), (6811, 42788), (7882, 36974), (10564, 27587), (10697, 27244), (13622, 21394), (15764, 18487)]