242065719

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67409}}^1$

素因数の和:67444

約数の個数: 32

約数和(自身を含む): 431424000

約数和(自身を除く): 189358281

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 67409, 202227, 471863, 606681, 1280771, 1415589, 1820043, 3842313, 4246767, 8965397, 11526939, 12740301, 26896191, 34580817, 80688573, 242065719]

約数ペア:

[(1, 242065719), (3, 80688573), (7, 34580817), (9, 26896191), (19, 12740301), (21, 11526939), (27, 8965397), (57, 4246767), (63, 3842313), (133, 1820043), (171, 1415589), (189, 1280771), (399, 606681), (513, 471863), (1197, 202227), (3591, 67409)]