28902412

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{877}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 63721728

約数和(自身を除く): 34819316

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 107, 154, 214, 308, 428, 749, 877, 1177, 1498, 1754, 2354, 2996, 3508, 4708, 6139, 8239, 9647, 12278, 16478, 19294, 24556, 32956, 38588, 67529, 93839, 135058, 187678, 270116, 375356, 656873, 1032229, 1313746, 2064458, 2627492, 4128916, 7225603, 14451206, 28902412]

約数ペア:

[(1, 28902412), (2, 14451206), (4, 7225603), (7, 4128916), (11, 2627492), (14, 2064458), (22, 1313746), (28, 1032229), (44, 656873), (77, 375356), (107, 270116), (154, 187678), (214, 135058), (308, 93839), (428, 67529), (749, 38588), (877, 32956), (1177, 24556), (1498, 19294), (1754, 16478), (2354, 12278), (2996, 9647), (3508, 8239), (4708, 6139)]