16231356

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 42928704

約数和(自身を除く): 26697348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 53, 94, 106, 141, 159, 181, 188, 212, 282, 318, 362, 423, 477, 543, 564, 636, 724, 846, 954, 1086, 1629, 1692, 1908, 2172, 2491, 3258, 4982, 6516, 7473, 8507, 9593, 9964, 14946, 17014, 19186, 22419, 25521, 28779, 29892, 34028, 38372, 44838, 51042, 57558, 76563, 86337, 89676, 102084, 115116, 153126, 172674, 306252, 345348, 450871, 901742, 1352613, 1803484, 2705226, 4057839, 5410452, 8115678, 16231356]

約数ペア:

[(1, 16231356), (2, 8115678), (3, 5410452), (4, 4057839), (6, 2705226), (9, 1803484), (12, 1352613), (18, 901742), (36, 450871), (47, 345348), (53, 306252), (94, 172674), (106, 153126), (141, 115116), (159, 102084), (181, 89676), (188, 86337), (212, 76563), (282, 57558), (318, 51042), (362, 44838), (423, 38372), (477, 34028), (543, 29892), (564, 28779), (636, 25521), (724, 22419), (846, 19186), (954, 17014), (1086, 14946), (1629, 9964), (1692, 9593), (1908, 8507), (2172, 7473), (2491, 6516), (3258, 4982)]