78431283

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{42929}}^1$

素因数の和:42971

約数の個数: 24

約数和(自身を含む): 133941600

約数和(自身を除く): 55510317

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 203, 261, 609, 1827, 42929, 128787, 300503, 386361, 901509, 1244941, 2704527, 3734823, 8714587, 11204469, 26143761, 78431283]

約数ペア:

[(1, 78431283), (3, 26143761), (7, 11204469), (9, 8714587), (21, 3734823), (29, 2704527), (63, 1244941), (87, 901509), (203, 386361), (261, 300503), (609, 128787), (1827, 42929)]