1388890798

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{273727}}^1$

素因数の和:273831

約数の個数: 16

約数和(自身を含む): 2167925760

約数和(自身を除く): 779034962

約数列:

[1, 2, 43, 59, 86, 118, 2537, 5074, 273727, 547454, 11770261, 16149893, 23540522, 32299786, 694445399, 1388890798]

約数ペア:

[(1, 1388890798), (2, 694445399), (43, 32299786), (59, 23540522), (86, 16149893), (118, 11770261), (2537, 547454), (5074, 273727)]