27958041

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 44721600

約数和(自身を除く): 16763559

約数列:

[1, 3, 9, 23, 27, 43, 69, 81, 129, 207, 349, 387, 621, 989, 1047, 1161, 1863, 2967, 3141, 3483, 8027, 8901, 9423, 15007, 24081, 26703, 28269, 45021, 72243, 80109, 135063, 216729, 345161, 405189, 650187, 1035483, 1215567, 3106449, 9319347, 27958041]

約数ペア:

[(1, 27958041), (3, 9319347), (9, 3106449), (23, 1215567), (27, 1035483), (43, 650187), (69, 405189), (81, 345161), (129, 216729), (207, 135063), (349, 80109), (387, 72243), (621, 45021), (989, 28269), (1047, 26703), (1161, 24081), (1863, 15007), (2967, 9423), (3141, 8901), (3483, 8027)]