15693719139

素因数分解:

$3^4\times 7^1\times {\mathrm{389}}^1\times {\mathrm{71153}}^1$

素因数の和:71561

約数の個数: 40

約数和(自身を含む): 26862058080

約数和(自身を除く): 11168338941

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 389, 567, 1167, 2723, 3501, 8169, 10503, 24507, 31509, 71153, 73521, 213459, 220563, 498071, 640377, 1494213, 1921131, 4482639, 5763393, 13447917, 27678517, 40343751, 83035551, 193749619, 249106653, 581248857, 747319959, 1743746571, 2241959877, 5231239713, 15693719139]

約数ペア:

[(1, 15693719139), (3, 5231239713), (7, 2241959877), (9, 1743746571), (21, 747319959), (27, 581248857), (63, 249106653), (81, 193749619), (189, 83035551), (389, 40343751), (567, 27678517), (1167, 13447917), (2723, 5763393), (3501, 4482639), (8169, 1921131), (10503, 1494213), (24507, 640377), (31509, 498071), (71153, 220563), (73521, 213459)]