1998222207

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1\times {\mathrm{1213}}^1$

素因数の和:1543

約数の個数: 32

約数和(自身を含む): 2790063360

約数和(自身を除く): 791841153

約数列:

[1, 3, 41, 59, 123, 177, 227, 681, 1213, 2419, 3639, 7257, 9307, 13393, 27921, 40179, 49733, 71567, 149199, 214701, 275351, 549113, 826053, 1647339, 2934247, 8802741, 11289391, 16245709, 33868173, 48737127, 666074069, 1998222207]

約数ペア:

[(1, 1998222207), (3, 666074069), (41, 48737127), (59, 33868173), (123, 16245709), (177, 11289391), (227, 8802741), (681, 2934247), (1213, 1647339), (2419, 826053), (3639, 549113), (7257, 275351), (9307, 214701), (13393, 149199), (27921, 71567), (40179, 49733)]