821203768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{7129}}^1$

素因数の和:7181

約数の個数: 96

約数和(自身を含む): 2048306400

約数和(自身を除く): 1227102632

約数列:

[1, 2, 4, 7, 8, 11, 14, 17, 22, 28, 34, 44, 56, 68, 77, 88, 119, 121, 136, 154, 187, 238, 242, 308, 374, 476, 484, 616, 748, 847, 952, 968, 1309, 1496, 1694, 2057, 2618, 3388, 4114, 5236, 6776, 7129, 8228, 10472, 14258, 14399, 16456, 28516, 28798, 49903, 57032, 57596, 78419, 99806, 115192, 121193, 156838, 199612, 242386, 313676, 399224, 484772, 548933, 627352, 848351, 862609, 969544, 1097866, 1333123, 1696702, 1725218, 2195732, 2666246, 3393404, 3450436, 4391464, 5332492, 6038263, 6786808, 6900872, 9331861, 10664984, 12076526, 14664353, 18663722, 24153052, 29328706, 37327444, 48306104, 58657412, 74654888, 102650471, 117314824, 205300942, 410601884, 821203768]

約数ペア:

[(1, 821203768), (2, 410601884), (4, 205300942), (7, 117314824), (8, 102650471), (11, 74654888), (14, 58657412), (17, 48306104), (22, 37327444), (28, 29328706), (34, 24153052), (44, 18663722), (56, 14664353), (68, 12076526), (77, 10664984), (88, 9331861), (119, 6900872), (121, 6786808), (136, 6038263), (154, 5332492), (187, 4391464), (238, 3450436), (242, 3393404), (308, 2666246), (374, 2195732), (476, 1725218), (484, 1696702), (616, 1333123), (748, 1097866), (847, 969544), (952, 862609), (968, 848351), (1309, 627352), (1496, 548933), (1694, 484772), (2057, 399224), (2618, 313676), (3388, 242386), (4114, 199612), (5236, 156838), (6776, 121193), (7129, 115192), (8228, 99806), (10472, 78419), (14258, 57596), (14399, 57032), (16456, 49903), (28516, 28798)]