28684994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 32

約数和(自身を含む): 48263040

約数和(自身を除く): 19578046

約数列:

[1, 2, 13, 26, 41, 71, 82, 142, 379, 533, 758, 923, 1066, 1846, 2911, 4927, 5822, 9854, 15539, 26909, 31078, 37843, 53818, 75686, 202007, 349817, 404014, 699634, 1103269, 2206538, 14342497, 28684994]

約数ペア:

[(1, 28684994), (2, 14342497), (13, 2206538), (26, 1103269), (41, 699634), (71, 404014), (82, 349817), (142, 202007), (379, 75686), (533, 53818), (758, 37843), (923, 31078), (1066, 26909), (1846, 15539), (2911, 9854), (4927, 5822)]