287199934

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1289

約数の個数: 64

約数和(自身を含む): 553881600

約数和(自身を除く): 266681666

約数列:

[1, 2, 7, 14, 19, 29, 31, 38, 58, 62, 133, 203, 217, 266, 406, 434, 551, 589, 899, 1102, 1178, 1201, 1798, 2402, 3857, 4123, 6293, 7714, 8246, 8407, 12586, 16814, 17081, 22819, 34162, 34829, 37231, 45638, 69658, 74462, 119567, 159733, 239134, 243803, 260617, 319466, 487606, 521234, 661751, 707389, 1079699, 1323502, 1414778, 2159398, 4632257, 4951723, 7557893, 9264514, 9903446, 15115786, 20514281, 41028562, 143599967, 287199934]

約数ペア:

[(1, 287199934), (2, 143599967), (7, 41028562), (14, 20514281), (19, 15115786), (29, 9903446), (31, 9264514), (38, 7557893), (58, 4951723), (62, 4632257), (133, 2159398), (203, 1414778), (217, 1323502), (266, 1079699), (406, 707389), (434, 661751), (551, 521234), (589, 487606), (899, 319466), (1102, 260617), (1178, 243803), (1201, 239134), (1798, 159733), (2402, 119567), (3857, 74462), (4123, 69658), (6293, 45638), (7714, 37231), (8246, 34829), (8407, 34162), (12586, 22819), (16814, 17081)]