18125289

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2459}}^1$

素因数の和:2491

約数の個数: 40

約数和(自身を含む): 33337920

約数和(自身を除く): 15212631

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 273, 351, 567, 819, 1053, 2457, 2459, 7371, 7377, 17213, 22131, 31967, 51639, 66393, 95901, 154917, 199179, 223769, 287703, 464751, 671307, 863109, 1394253, 2013921, 2589327, 6041763, 18125289]

約数ペア:

[(1, 18125289), (3, 6041763), (7, 2589327), (9, 2013921), (13, 1394253), (21, 863109), (27, 671307), (39, 464751), (63, 287703), (81, 223769), (91, 199179), (117, 154917), (189, 95901), (273, 66393), (351, 51639), (567, 31967), (819, 22131), (1053, 17213), (2457, 7377), (2459, 7371)]