1378668876

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{613}}^1\times {\mathrm{1109}}^1$

素因数の和:1755

約数の個数: 72

約数和(自身を含む): 3492210960

約数和(自身を除く): 2113542084

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 613, 676, 1014, 1109, 1226, 1839, 2028, 2218, 2452, 3327, 3678, 4436, 6654, 7356, 7969, 13308, 14417, 15938, 23907, 28834, 31876, 43251, 47814, 57668, 86502, 95628, 103597, 173004, 187421, 207194, 310791, 374842, 414388, 562263, 621582, 679817, 749684, 1124526, 1243164, 1359634, 2039451, 2249052, 2719268, 4078902, 8157804, 8837621, 17675242, 26512863, 35350484, 53025726, 106051452, 114889073, 229778146, 344667219, 459556292, 689334438, 1378668876]

約数ペア:

[(1, 1378668876), (2, 689334438), (3, 459556292), (4, 344667219), (6, 229778146), (12, 114889073), (13, 106051452), (26, 53025726), (39, 35350484), (52, 26512863), (78, 17675242), (156, 8837621), (169, 8157804), (338, 4078902), (507, 2719268), (613, 2249052), (676, 2039451), (1014, 1359634), (1109, 1243164), (1226, 1124526), (1839, 749684), (2028, 679817), (2218, 621582), (2452, 562263), (3327, 414388), (3678, 374842), (4436, 310791), (6654, 207194), (7356, 187421), (7969, 173004), (13308, 103597), (14417, 95628), (15938, 86502), (23907, 57668), (28834, 47814), (31876, 43251)]