28780284

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{184489}}^1$

素因数の和:184509

約数の個数: 24

約数和(自身を含む): 72320080

約数和(自身を除く): 43539796

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 184489, 368978, 553467, 737956, 1106934, 2213868, 2398357, 4796714, 7195071, 9593428, 14390142, 28780284]

約数ペア:

[(1, 28780284), (2, 14390142), (3, 9593428), (4, 7195071), (6, 4796714), (12, 2398357), (13, 2213868), (26, 1106934), (39, 737956), (52, 553467), (78, 368978), (156, 184489)]