189763917

素因数分解:

$3^1\times 7^2\times {\mathrm{257}}^1\times {\mathrm{5023}}^1$

素因数の和:5297

約数の個数: 24

約数和(自身を含む): 295531776

約数和(自身を除く): 105767859

約数列:

[1, 3, 7, 21, 49, 147, 257, 771, 1799, 5023, 5397, 12593, 15069, 35161, 37779, 105483, 246127, 738381, 1290911, 3872733, 9036377, 27109131, 63254639, 189763917]

約数ペア:

[(1, 189763917), (3, 63254639), (7, 27109131), (21, 9036377), (49, 3872733), (147, 1290911), (257, 738381), (771, 246127), (1799, 105483), (5023, 37779), (5397, 35161), (12593, 15069)]