1655199

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 3075072

約数和(自身を除く): 1419873

約数列:

[1, 3, 7, 9, 13, 21, 39, 43, 47, 63, 91, 117, 129, 141, 273, 301, 329, 387, 423, 559, 611, 819, 903, 987, 1677, 1833, 2021, 2709, 2961, 3913, 4277, 5031, 5499, 6063, 11739, 12831, 14147, 18189, 26273, 35217, 38493, 42441, 78819, 127323, 183911, 236457, 551733, 1655199]

約数ペア:

[(1, 1655199), (3, 551733), (7, 236457), (9, 183911), (13, 127323), (21, 78819), (39, 42441), (43, 38493), (47, 35217), (63, 26273), (91, 18189), (117, 14147), (129, 12831), (141, 11739), (273, 6063), (301, 5499), (329, 5031), (387, 4277), (423, 3913), (559, 2961), (611, 2709), (819, 2021), (903, 1833), (987, 1677)]