1288392028

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:416

約数の個数: 96

約数和(自身を含む): 2864848896

約数和(自身を除く): 1576456868

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 181, 191, 242, 308, 362, 382, 484, 724, 764, 847, 1267, 1331, 1337, 1694, 1991, 2101, 2534, 2662, 2674, 3388, 3982, 4202, 5068, 5324, 5348, 7964, 8404, 9317, 13937, 14707, 18634, 21901, 23111, 27874, 29414, 34571, 37268, 43802, 46222, 55748, 58828, 69142, 87604, 92444, 138284, 153307, 161777, 240911, 241997, 254221, 306614, 323554, 380281, 481822, 483994, 508442, 613228, 647108, 760562, 963644, 967988, 1016884, 1521124, 1686377, 1779547, 2661967, 3372754, 3559094, 4183091, 5323934, 6745508, 7118188, 8366182, 10647868, 16732364, 29281637, 46014001, 58563274, 92028002, 117126548, 184056004, 322098007, 644196014, 1288392028]

約数ペア:

[(1, 1288392028), (2, 644196014), (4, 322098007), (7, 184056004), (11, 117126548), (14, 92028002), (22, 58563274), (28, 46014001), (44, 29281637), (77, 16732364), (121, 10647868), (154, 8366182), (181, 7118188), (191, 6745508), (242, 5323934), (308, 4183091), (362, 3559094), (382, 3372754), (484, 2661967), (724, 1779547), (764, 1686377), (847, 1521124), (1267, 1016884), (1331, 967988), (1337, 963644), (1694, 760562), (1991, 647108), (2101, 613228), (2534, 508442), (2662, 483994), (2674, 481822), (3388, 380281), (3982, 323554), (4202, 306614), (5068, 254221), (5324, 241997), (5348, 240911), (7964, 161777), (8404, 153307), (9317, 138284), (13937, 92444), (14707, 87604), (18634, 69142), (21901, 58828), (23111, 55748), (27874, 46222), (29414, 43802), (34571, 37268)]