28978908

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{344987}}^1$

素因数の和:345001

約数の個数: 24

約数和(自身を含む): 77277312

約数和(自身を除く): 48298404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 344987, 689974, 1034961, 1379948, 2069922, 2414909, 4139844, 4829818, 7244727, 9659636, 14489454, 28978908]

約数ペア:

[(1, 28978908), (2, 14489454), (3, 9659636), (4, 7244727), (6, 4829818), (7, 4139844), (12, 2414909), (14, 2069922), (21, 1379948), (28, 1034961), (42, 689974), (84, 344987)]