298726987

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:355

約数の個数: 32

約数和(自身を含む): 348364800

約数和(自身を除く): 49637813

約数列:

[1, 13, 19, 89, 107, 127, 247, 1157, 1391, 1651, 1691, 2033, 2413, 9523, 11303, 13589, 21983, 26429, 31369, 123799, 146939, 176657, 180937, 214757, 258191, 1209421, 2352181, 2791841, 3356483, 15722473, 22978999, 298726987]

約数ペア:

[(1, 298726987), (13, 22978999), (19, 15722473), (89, 3356483), (107, 2791841), (127, 2352181), (247, 1209421), (1157, 258191), (1391, 214757), (1651, 180937), (1691, 176657), (2033, 146939), (2413, 123799), (9523, 31369), (11303, 26429), (13589, 21983)]