987917518

素因数分解:

$2^1\times 7^3\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:486

約数の個数: 64

約数和(自身を含む): 1790553600

約数和(自身を除く): 802636082

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 107, 214, 301, 313, 343, 602, 626, 686, 749, 1498, 2107, 2191, 4214, 4382, 4601, 5243, 9202, 10486, 13459, 14749, 15337, 26918, 29498, 30674, 32207, 33491, 36701, 64414, 66982, 73402, 94213, 107359, 188426, 214718, 225449, 234437, 450898, 468874, 659491, 1318982, 1440113, 1578143, 1641059, 2880226, 3156286, 3282118, 4616437, 9232874, 10080791, 11487413, 20161582, 22974826, 70565537, 141131074, 493958759, 987917518]

約数ペア:

[(1, 987917518), (2, 493958759), (7, 141131074), (14, 70565537), (43, 22974826), (49, 20161582), (86, 11487413), (98, 10080791), (107, 9232874), (214, 4616437), (301, 3282118), (313, 3156286), (343, 2880226), (602, 1641059), (626, 1578143), (686, 1440113), (749, 1318982), (1498, 659491), (2107, 468874), (2191, 450898), (4214, 234437), (4382, 225449), (4601, 214718), (5243, 188426), (9202, 107359), (10486, 94213), (13459, 73402), (14749, 66982), (15337, 64414), (26918, 36701), (29498, 33491), (30674, 32207)]