28804951252

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{361091}}^1$

素因数の和:361157

約数の個数: 72

約数和(自身を含む): 65698522848

約数和(自身を除く): 36893571596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 49, 74, 77, 98, 148, 154, 196, 259, 308, 407, 518, 539, 814, 1036, 1078, 1628, 1813, 2156, 2849, 3626, 5698, 7252, 11396, 19943, 39886, 79772, 361091, 722182, 1444364, 2527637, 3972001, 5055274, 7944002, 10110548, 13360367, 15888004, 17693459, 26720734, 27804007, 35386918, 53441468, 55608014, 70773836, 93522569, 111216028, 146964037, 187045138, 194628049, 293928074, 374090276, 389256098, 587856148, 654657983, 778512196, 1028748259, 1309315966, 2057496518, 2618631932, 4114993036, 7201237813, 14402475626, 28804951252]

約数ペア:

[(1, 28804951252), (2, 14402475626), (4, 7201237813), (7, 4114993036), (11, 2618631932), (14, 2057496518), (22, 1309315966), (28, 1028748259), (37, 778512196), (44, 654657983), (49, 587856148), (74, 389256098), (77, 374090276), (98, 293928074), (148, 194628049), (154, 187045138), (196, 146964037), (259, 111216028), (308, 93522569), (407, 70773836), (518, 55608014), (539, 53441468), (814, 35386918), (1036, 27804007), (1078, 26720734), (1628, 17693459), (1813, 15888004), (2156, 13360367), (2849, 10110548), (3626, 7944002), (5698, 5055274), (7252, 3972001), (11396, 2527637), (19943, 1444364), (39886, 722182), (79772, 361091)]